USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01100000 MERRIMACK RIVER BL CONCORD RIVER AT LOWELL, MA

Middlesex County, Massachusetts

Hydrologic Unit Code 01070006

Latitude 42°38'45", Longitude 71°17'56" NAD27

Drainage area 4,635 square miles

Contributing drainage area 4,421 square miles

Gage datum 4.37 feet above NAVD88

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Meas. Number	Date Time	Time Datum	Measurement Used?	Who	Measuring Agency	Stream flow (ft³/s)	Gage Height (ft)	GH Change (ft)	Meas. Duration (hr)	Meas. Rated	Control	Flow Adjust. Code
590	2024-03-13 11:53:28	EDT	Yes	ZPR/RTB/JMP	USGS	33400	50.15			Fair	Clear	NONE
589	2023-12-21 10:34:10	EST	Yes	GEM/ARH	USGS	39400	51.55			Fair	Clear	NONE
588	2023-12-15 14:49:46	EST	Yes	ZPR/ARH	USGS	16900	46.72	0.01	0.20	Fair	Clear	NONE
587	2023-10-18 11:51:56	EDT	Yes	ZPR	USGS	5220	43.36			Fair		NONE
586	2023-10-05 12:36:50	EDT	Yes	ZPR/ARH	USGS	6890	43.84			Fair		NONE
585	2023-08-09 11:26:37	EDT	Yes	KKC/ZPR	USGS	10100	44.84	0.09	0.20	Fair	Clear	NONE
584	2023-06-07 11:28:11	EDT	Yes	KKC/ARH	USGS	3760	42.83	0.03	0.50	Fair	Clear	NONE
583	2023-05-05 10:18:11	EDT	Yes	KKC/ARH	USGS	35300	50.56	-0.02	0.50	Good	Clear	NONE
582	2023-04-10 12:34:43	EDT	Yes	KKC/ARH	USGS	15000	46.06	0.00	0.50	Good	Clear	NONE
581	2023-02-22 12:14:19	EST	Yes	KKC/ARH	USGS	9940	44.66	-0.02	0.25	Good	Clear	NONE
580	2022-12-05 10:54:50	EST	Yes	KKC/RTB	USGS	9510	44.55	0.00	0.25	Good	Clear	NONE
579	2022-11-02 10:42:09	EDT	Yes	KKC/RTB/JMP	USGS	3500	42.66	-0.02	0.25	Good	DebrisLight	NONE
578	2022-06-06 11:37:26	EDT	Yes	KKC/RTB	USGS	3830	42.80	0.01	0.25	Fair	VegetationLight	NONE
577	2022-04-13 09:18:24	EDT	Yes	KKC/JTH	USGS	13900	45.74	-0.01	0.25	Good	Clear	NONE
576	2022-02-18 09:33:41	EST	Yes	PSC/AGM	USGS	12300	45.36	0.06	0.30	Good	Clear	NONE
575	2021-12-01 13:54:08	EST	Yes	PSC/KAF	USGS	6740	43.86	-0.07	0.30	Fair	Clear	NONE
574	2021-11-01 12:09:19	EDT	Yes	PSC/AGM	USGS	22600	47.86	0.01	0.30	Good	Clear	NONE
573	2021-09-14 11:20:16	EDT	Yes	AGM/TMG	USGS	7840	44.21	-0.05	0.30	Fair	Clear	NONE
572	2021-06-23 12:45:43	EDT	Yes	AGM/TMG	USGS	2070	42.04	0.02	0.32	Good	Clear	NONE
571	2021-06-23 11:43:41	EDT	Yes	AGM/TMG	USGS	2020	42.01	0.03	0.30	Good	Clear	NONE
570	2021-03-30 13:27:21	EDT	Yes	AGW	USGS	21100	47.30	0.00	0.33	Fair	Clear	NONE
569	2021-02-22 12:33:27	EST	Yes	AGW	USGS	4920	43.16	-0.03	0.25	Fair	Clear	NONE
568	2020-10-28 10:34:40	EDT	Yes	AGW/RTB	USGS	3120	42.38	0.00	0.33	Fair	Clear	NONE
567	2020-08-04 10:20:41	EDT	Yes	AGW	USGS	1230	41.47	0.00	0.50	Fair	Clear	NONE
566	2020-06-24 10:13:36	EDT	Yes	AGW/GEM	USGS	1740	41.82	0.00	0.25	Good	Clear	NONE
565	2020-02-12 14:51:40	EST	Yes	AGW/AGM	USGS	7910	44.00	-0.01	0.25	Fair	Clear	NONE
564	2019-11-26 10:25	EST	Yes	AGW/JDL	USGS	12700	45.49	-0.01	0.25	Fair	Clear	NONE
563	2019-10-08 15:56:09	EDT	Yes	AGW/JDL	USGS	1260	41.55	0.00	0.33	Fair	Clear	NONE
562	2019-08-06 14:36:43	EDT	Yes	AGW/MCU	USGS	1880	41.92	0.00	0.25	Fair	Clear	NONE
561	2019-06-10 13:44:18	EDT	Yes	AGW/AGM	USGS	7650	44.07	0.00	0.25	Fair	Clear	NONE
560	2019-04-01 15:49:54	EDT	Yes	CAS, GEM	USGS	16000	46.30	0.01	0.25	Fair	Clear	NONE
559	2019-02-07 14:28:46	EST	Yes	CAS, GEM	USGS	12700	45.41	-0.03	0.25	Good	Clear	NONE
558	2018-12-07 11:13:20	EST	Yes	CAS, AGW	USGS	18800	46.99	-0.03	0.20	Good	Clear	NONE
557	2018-11-07 09:29:54	EST	Yes	cpy.	USGS	28100	49.19	-0.01	0.30	Fair	Clear	NONE
556	2018-09-20 14:07:45	EDT	Yes	CAS, LRR	USGS	11500	45.18	-0.16	0.25	Fair	Clear	NONE
555	2018-07-19 15:12:43	EDT	Yes	CAS, GEM	USGS	2240	42.15	0.01	0.20	Fair	Clear	NONE
554	2018-05-01 11:47:48	EDT	Yes	cpy	USGS	20400	47.31	0.00	0.20	Fair	Clear	NONE
553	2018-02-28 13:33:21	EST	Yes	CAS, CPY	USGS	14500	45.88	0.06	0.25	Fair	Clear	NONE
552	2018-01-11 11:38:59	EST	Yes	cpy/tg	USGS	4390	43.01	0.01	0.25	Fair	IceAnchor	NONE
551	2017-10-31 12:40:26	EDT	Yes	GEM/ANY	USGS	32600	50.13	0.06	0.30	Fair	Clear	NONE
550	2017-10-20 09:52:47	EDT	Yes	CPY/ANY/TMG	USGS	2240	42.24	0.01	0.25	Fair	Clear	NONE
549	2017-08-07 16:20:04	EDT	Yes	CPY/ANY	USGS	2800	42.42	0.00	0.25	Fair	Clear	NONE
548	2017-05-26 11:02:09	EDT	Yes	cpy/any	USGS	10400	44.93	0.03	0.25	Fair	Clear	NONE
547	2017-04-26 11:51:20	EDT	Yes	RTB/CYP	USGS	14900	46.05	0.03		Good	Unspecifed	NONE
546	2017-03-09 10:55:07	EST	Yes	cy/jc	USGS	9690	44.54	0.00	0.25	Fair	Clear	MEAS
545	2016-12-14 12:42:17	EST	Yes	LRR	USGS	3510	42.79	0.00	0.30	Fair	Clear	NONE
544	2016-10-17 16:41:01	EDT	Yes	LRR	USGS	1110	41.50	0.01	0.20	Fair	Clear	NONE
543	2016-10-17 15:55:40	EDT	Yes	LRR	USGS	1060	41.50	0.02	0.30	Fair	Clear	NONE
542	2016-08-23 15:59:23	EDT	Yes	LRR	USGS	1550	41.75	0.09	0.20	Good	Clear	NONE
541	2016-08-23 15:29:51	EDT	Yes	LRR	USGS	1430	41.68	0.06	0.20	Good	Clear	NONE
540	2016-06-09 16:00	EDT	Yes	CST	USGS	5420	43.19			Poor	Clear	NONE
539	2016-04-13 14:10	EDT	Yes	CST	USGS	10600	44.79	0.04	0.50	Good	Clear	NONE
538	2016-02-16 13:11:28	EST	Yes	CST	USGS	5420	43.34	0.02	0.30	Fair	Clear	NONE
537	2015-12-10 14:34:14	EST	Yes	CST	USGS	4210	42.99	0.00	0.30	Good	Unspecifed	NONE
536	2015-10-19 14:42:27	EDT	Yes	LRR/CST	USGS	2150	42.13	0.00	0.20	Fair	Clear	NONE
535	2015-08-18 14:13:03	EDT	Yes	LRR/CST	USGS	1670	41.92	0.02		Fair	Clear	NONE
534	2015-06-17 13:22:25	EDT	Yes	LRR	USGS	3800	42.76	0.01	0.30	Good	Clear	NONE
533	2015-06-17 12:54:30	EDT	Yes	LRR	USGS	3680	42.74	0.01	0.20	Good	Clear	NONE
532	2015-04-15 12:53:49	EDT	Yes	LRR	USGS	23000	47.85	0.01	0.30	Fair	Clear	NONE
531	2015-02-19 13:43:15	EST	Yes	LRR	USGS	4670	43.18	0.00	0.40	Fair	Clear	NONE
530	2014-12-08 12:37:23	EST	Yes	LRR	USGS	11200	45.09	0.00	0.30	Good	Clear	NONE
529	2014-10-20 13:50:01	EDT	Yes	LRR	USGS	7710	44.18	0.04	0.80	Fair	Clear	NONE
528	2014-08-14 14:26:33	EDT	Yes	LRR	USGS	8050	44.22	0.01	0.20	Good	Clear	NONE
527	2014-06-16 12:57:14	EDT	Yes	LRR	USGS	5960	43.52	0.02	0.20	Good	Clear	NONE
526	2014-04-10 12:53:30	EDT	Yes	LRR	USGS	35600	50.38	0.00	0.40	Fair	Clear	NONE
525	2014-02-04 12:34:08	EST	Yes	LRR	USGS	5330	43.33	0.00	0.40	Fair	Clear	NONE
524	2013-10-18 13:56:20	EDT	Yes	LRR	USGS	2280	42.24	0.01	0.30	Good	Clear	NONE
523	2013-09-10 14:26:28	EDT	Yes	LRR	USGS	3180	42.64	0.00	0.30	Fair	Clear	NONE
522	2013-08-16 12:39:56	EDT	No
521	2013-06-13 11:03:16	EDT	Yes	LRR	USGS	22300	47.82	0.00	0.30	Fair	Clear	NONE
520	2013-04-01 11:40:39	EDT	Yes	LRR	USGS	13800	45.69	0.00	0.20	Fair	Clear	NONE
519	2013-04-01 10:58:43	EDT	Yes	LRR	USGS	13700	45.67	0.00	0.30	Fair	Clear	NONE
518	2013-03-14 11:09:30	EDT	Yes	LRR	USGS	21100	47.45	0.03	0.40	Fair	Clear	NONE
517	2013-03-14 10:25:50	EDT	Yes	LRR	USGS	21000	47.40	0.03	0.20	Fair	Clear	NONE
516	2013-02-07 14:07:30	EST	Yes	LRR	USGS	6200	43.59	0.01	0.30	Good		NONE
515	2013-02-07 13:18	EST	Yes	LRR	USGS	6170	43.60	0.01	0.30	Good		NONE
514	2012-12-03 16:23	EST	Yes	LRR/AMW	USGS	3340	42.67	-0.01	0.30	Good	Clear	NONE
513	2012-12-03 15:37:30	EST	Yes	LRR/AMW	USGS	3470	42.77	-0.08	0.30	Good	Clear	OTHR
512	2012-10-10 12:14:30	EDT	Yes	LRR/AMW	USGS	3080	42.50	0.05	0.50	Fair	Clear	NONE
511	2012-07-31 10:17:30	EDT	Yes	RTB/AW	USGS	2760	42.40	0.00	0.30	Fair	Clear	NONE
510	2012-06-12 09:37	EDT	Yes	CRL	USGS	8720	44.32	0.00	0.30	Good	Clear	NONE
509	2012-04-16 10:57	EDT	Yes	CRL	USGS	3560	42.71	0.05	0.40	Fair	Clear	NONE
508	2012-04-16 10:19	EDT	Yes	CRL	USGS	3280	42.61	0.03	0.30	Fair	Clear	NONE
507	2012-02-14 11:23:30	EST	Yes	GWP/JYC	USGS	5020	43.26	-0.01	0.30	Fair	Clear	NONE
506	2012-01-09 15:54:30	EST	Yes	GWP/SGO	USGS	9030	44.35	-0.03	0.80	Fair	Clear	NONE
505	2010-11-10 10:38:30	EST	Yes	GWP/JYC	USGS	10200	44.61	0.00	0.30	Fair	Clear	NONE
504	2010-08-12 10:15	EDT	Yes	AMW/LYC	USGS	1780	41.84	0.03	0.60	Good	Clear	NONE
503	2010-08-12 08:25	EDT	Yes	AMW	USGS	1270	41.57	0.03	0.80	Fair	Clear	NONE
502	2010-04-23 11:35	EDT	Yes	LYC/TRD	USGS	14100	45.60			Good	Unspecifed	NONE
501	2009-11-19 11:04	EST	Yes	TRD/AMW	USGS	10300	44.68	0.02	0.40	Fair	Clear	NONE
500	2009-07-16 08:29	EDT	Yes	TRD/JFW	USGS	8570	44.20	0.02	0.40	Good	Clear	NONE
499	2009-05-13 14:10	EDT	Yes	TRD/GWP	USGS	10600	44.74	0.03	0.40	Good	Clear	NONE
498	2009-03-10 09:03	EDT	Yes	amw/gwp	USGS	16000	45.81	0.80	2.10	Fair	Clear	NONE
497	2008-11-19 10:57	EST	Yes	JLZ/TRD	USGS	12200	45.14	0.00	0.50	Good	Clear	NONE
496	2008-09-09 11:23	EDT	Yes	TRD	USGS	20700	47.05	0.00	0.70	Good	Clear	NONE
495	2008-04-16 11:37	EDT	Yes	TRD	USGS	31600	49.20	0.00	0.70	Excellent	Clear	NONE
494	2008-01-10 12:37	EST	Yes	TRD	USGS	12100	44.96	0.02	0.40	Good	Clear	NONE
493	2008-01-10 11:46	EST	Yes	TRD	USGS	12200	44.90	0.03	0.40	Good	Clear	NONE
492	2007-08-20 17:00	EDT	Yes	TRD	USGS	1110	41.52	0.05	0.30	Good	Clear	NONE
491	2007-08-20 16:35	EDT	Yes	TRD	USGS	1150	41.55	-0.03	0.30	Good	Clear	NONE
490	2007-08-20 16:15	EDT	Yes	TRD	USGS	1230	41.61	-0.04	0.30	Good	Clear	NONE
489	2007-08-20 15:45	EDT	Yes	TRD	USGS	1400	41.73	-0.15	0.40	Good	Clear	NONE
488	2007-05-07 10:27	EDT	Yes	AMW/GGG	USGS	13700	45.56			Good	Clear	NONE
487	2007-01-18 13:49	EST	Yes	TRD	USGS	9660	44.43	0.00	0.40	Good	Clear	NONE
486	2007-01-18 12:36	EST	Yes	TRD	USGS	10300	44.44	0.00	0.40	Good	Clear	NONE
485	2006-09-14 09:07	EDT	Yes	LYC/JLZ	USGS	2160	42.22	0.00	0.60	Good	Clear	NONE
484	2006-08-29 09:45	EDT	Yes	LYC/JLZ	USGS	3700	42.69			Good	Clear	NONE
483	2006-08-29 08:45	EDT	Yes	LYC/JLZ	USGS	3830	42.67			Good	Clear	NONE
482	2006-08-03 10:40	EDT	Yes	BLL	USGS	5450	43.42			Good	Clear	NONE
481	2006-08-03 08:22	EDT	Yes	BLL	USGS	5330	43.34			Good	Clear	NONE
480	2006-07-05 10:10	EDT	Yes	jlz/jfw	USGS	11300	44.95			Good	Clear	NONE
479	2006-05-22 08:28	EDT	Yes	LYC/AMW	USGS	42800	51.28	-0.04	0.50	Fair	Unspecifed	NONE
478	2006-05-17 08:40	EDT	Yes	LYC/AMW	USGS	66200	55.17	-0.11	0.50	Fair	Unspecifed	NONE
477	2006-05-16 18:55	EDT	Yes	LYC/AMW	USGS	82300	56.75	-0.04	0.50	Fair	Unspecifed	NONE
476	2006-05-16 07:38	EDT	Yes	LYC/BOS	USGS	88300	57.84	-0.06	0.50	Fair	Unspecifed	NONE
475	2006-05-15 12:01	EDT	Yes	LYC/JLZ	USGS	91800	58.61	0.07	0.50	Poor	Unspecifed	NONE
474	2006-01-11 11:30	EST	Yes	jlz/lyc	USGS	9780	44.50	-0.02	1.00	Good	Clear	NONE
473	2005-06-02 12:43	EDT	Yes	jlz/bos	USGS	16500	45.94	0.01	0.40	Good	Clear	NONE
472	2005-04-06 13:41	EDT	Yes	trd/jlz	USGS	43100	51.48			Unspecified	Unspecifed	NONE
471	2005-01-13 12:23	EST	Yes	trd/jlz	USGS	8570	44.03			Good	Clear	NONE
470	2004-11-04 09:25	EST	Yes	bos	USGS	3140	42.37	0.01	1.70	Good	Clear	NONE
469	2004-03-01 08:55	EST	Yes	bos	USGS	3550	42.54	0.00	1.60	Good	IceShore	NONE
468	2003-10-31 08:26	EST	Yes	bos	USGS	29600	48.69	0.01		Good	Unspecifed	NONE
467	2003-06-10 08:51	EDT	Yes	bos	USGS	9880	44.32	-0.02	1.90	Excellent	Clear	NONE
466	2003-04-10 08:28	EDT	Yes	jfw	USGS	17400	45.96	0.02	1.00	Fair	Clear	NONE
465	2002-12-11 11:20	EST	Yes	jfw	USGS	3510	42.46	0.01	1.00	Good	Clear	NONE
464	2002-08-21 07:49	EDT	Yes	dm	USGS	866	41.07	-0.01	1.70	Fair	Clear	NONE
463	2002-08-15 -- --	--	Yes	jfw	USGS	1240	41.32	0.01	0.50	Poor		NONE
462	2002-04-30 12:25	EDT	Yes	jfw	USGS	9190	44.17	0.00	1.00	Excellent	Clear	NONE
461	2002-01-23 08:45	EST	Yes	jfw	USGS	1630	41.70	0.00	1.00	Good	Clear	NONE
460	2001-09-06 12:15	EDT	Yes	jfw	USGS	815	41.06	0.01	1.00	Good	Clear	NONE
459	2001-09-06 11:00	EDT	Yes	jfw	USGS	807	41.07	0.02	1.00	Good	Clear	NONE
458	2001-05-04 11:30	EDT	Yes	jfw	USGS	15400	45.54	0.07	1.00	Good	Clear	NONE
457	2000-11-28 10:30	EST	Yes	jfw	USGS	6970	43.51	0.07	1.50	Good	Clear	NONE
456	2000-08-01 09:00	EDT	Yes	jfw	USGS	7430	43.64	0.05	1.00	Good	Clear	NONE
455	2000-05-11 12:15	EDT	Yes	jfw	USGS	13200	45.02	0.04	1.50	Good	Clear	NONE
454	2000-02-15 08:15	EST	Yes	jfw	USGS	5490	43.19	0.08	1.30	Excellent	Clear	NONE
453	1999-10-21 11:15	EDT	Yes	jsw/jfw	USGS	5420	43.16	0.30	2.50	Good	Clear	NONE
452	1999-06-04 11:30	EDT	Yes	jfw	USGS	2460	42.11	-0.09	1.50	Good	Clear	NONE
451	1999-03-30 10:20	EST	Yes	jfw	USGS	22900	46.95	0.07	2.00	Fair	Clear	NONE
450	1998-09-02 08:33	EDT	Yes	rgc	USGS	1500	41.66	0.02	2.30	Good	Clear	NONE
449	1998-06-17 10:40	EDT	Yes	gc	USGS	47000	52.17	0.14	2.50	Good	Clear	NONE
448	1998-04-02 09:20	EST	Yes	RGC	USGS	30500	49.10	0.11	3.10	Good	Clear	NONE
447	1998-01-05 09:04	EST	Yes	rgc	USGS	3970	42.67	0.01	2.00	Good	Clear	NONE
446	1997-10-09 09:19	EDT	Yes	gc	USGS	1650	41.75	-0.02	1.90	Good	Clear	NONE
445	1997-07-08 09:00	EDT	Yes	GC	USGS	2720	42.22	0.09	1.80	Good	Clear	NONE
444	1997-05-27 08:50	EDT	Yes	GC	USGS	9930	44.33	-0.03	1.90	Good	Clear	NONE
443	1997-04-09 09:40	EDT	Yes	GC	USGS	30200	49.05	0.01	2.20	Good	Clear	NONE
442	1997-02-21 08:46	EST	Yes	GC	USGS	8280	43.94	0.06	1.90	Good	Clear	NONE
441	1996-12-20 09:15	EST	Yes	GC /EH	USGS	29000	48.75	0.06	2.80	Good	Clear	NONE
440	1996-10-29 09:11	EST	Yes	JZ	USGS	19700	46.72	0.29	2.00	Good	Clear	NONE
439	1996-10-28 09:45	EST	Yes	JZ	USGS	20500	47.04	-0.04	2.00	Good	Clear	NONE
438	1996-10-25 10:15	EDT	Yes	JZ	USGS	28600	49.75	-0.16	2.10	Fair	Clear	NONE
437	1996-10-24 09:45	EDT	Yes	JZ	USGS	35500	50.91	-0.06	2.30	Fair	Clear	NONE
436	1996-10-23 14:00	EDT	Yes	JZ	USGS	43200	52.21	-0.15	2.50	Fair	Unspecifed	NONE
435	1996-10-23 09:10	EDT	Yes	JZ	USGS	44800	52.53	-0.34	3.00	Fair	Unspecifed	NONE
434	1996-07-22 10:33	EDT	Yes	CRL	USGS	10700	44.52	0.02	1.60	Good	Clear	NONE
433	1996-04-18 -- --	--	Yes	PLP/RSS	USGS	50700	52.79	-0.06	1.30	Good	Clear	NONE
432	1995-10-20 12:05	EDT	Yes	PLP/CRL	USGS	2720	42.22	0.00	1.70	Good	Clear	NONE
431	1995-04-21 08:35	EDT	Yes	CRL	USGS	5530	43.16	0.28	1.60	Good	Clear	NONE
430	1994-07-26 09:34	EDT	Yes	DM	USGS	2030	41.91	-0.07	1.50	Good	Clear	NONE
429	1994-05-04 10:43	EDT	Yes	DM	USGS	13500	45.19	0.01	1.80	Good	Clear	NONE
428	1993-08-10 08:58	EDT	Yes	DM	USGS	1520	41.72	0.00	2.10	Good	Clear	NONE
427	1993-08-09 08:21	EDT	Yes	DM	USGS	710	41.16	0.08	2.10	Good	Clear	NONE
426	1993-08-02 07:58	EDT	Yes	DM	USGS	2780	42.18	-0.10	2.20	Good	Clear	NONE
425	1993-06-08 11:34	EDT	Yes	DM	USGS	4280	42.72	0.24	1.80	Good	Clear	NONE
424	1993-03-31 10:20	EST	Yes	ZHS	USGS	43900	51.64	-0.03	2.60	Good	Clear	NONE
423	1992-11-13 12:48	EST	Yes	DM	USGS	4120	42.73	0.56	2.20	Good	Clear	NONE
422	1992-08-14 09:23	EDT	Yes	D/B	USGS	2640	42.18	0.12	3.90	Fair	Clear	NONE
421	1992-02-27 15:06	EST	Yes	jlz	USGS	7820	43.80	-0.08	1.50	Good	Clear	NONE
420	1991-10-02 13:30	EDT	Yes	JLZ/MH	USGS	8170	43.91	-0.04	1.50	Good	Clear	NONE
419	1991-08-15 13:44	EDT	Yes	JLZ	USGS	1570	41.68	0.03	1.00	Good	Clear	NONE
418	1991-07-09 07:59	EDT	Yes	JLZ	USGS	1620	41.69	0.01	1.30	Good	Clear	NONE
417	1991-03-07 08:43	EST	Yes	JLZ	USGS	20500	47.07	-0.01	2.00	Unspecified	Clear	NONE
416	1991-01-03 11:43	EST	Yes	SPC	USGS	12900	45.00	-0.05	2.30	Fair	Clear	NONE
415	1990-06-27 17:40	EDT	Yes	SPC	USGS	7370	43.72	0.04	2.50	Fair	Clear	NONE
414	1990-05-18 13:09	EDT	Yes	SPC	USGS	22400	47.31	0.18	3.50	Fair	Clear	NONE
413	1990-04-03 13:23	EDT	Yes	SPC	USGS	11700	44.92	0.03	3.30	Fair	Clear	NONE
412	1990-01-03 10:34	EST	Yes	LO	USGS	3850	42.72	-0.07	2.90	Fair	DebrisLight	NONE
411	1989-06-08 10:50	EDT	Yes	LO	USGS	8630	44.20	0.06	3.00	Fair	Clear	NONE
410	1989-04-19 13:38	EDT	Yes	LO	USGS	18100	46.56	-0.09	3.60	Good	DebrisLight	NONE
409	1989-01-17 14:20	EST	Yes	TC	USGS	2700	42.27	0.01	1.10	Good	Clear	NONE
408	1988-12-15 13:50	EST	Yes	LO	USGS	3780	42.75	-0.71	2.10	Poor		NONE
407	1988-11-10 10:55	EST	Yes	L/O	USGS	9270	44.24	-0.21	3.00	Good		NONE
406	1988-10-18 11:25	EDT	Yes	L/O	USGS	1710	41.94	-0.28	2.50	Poor	Clear	NONE
405	1988-03-30 09:25	EST	Yes	tjc	USGS	21000	46.92	0.23	1.40	Good	Clear	NONE
404	1987-08-21 12:09	EDT	Yes	TJC	USGS	1560	41.70	0.02	1.20	Fair	Clear	NONE
403	1987-05-29 -- --	--	Yes	TJC	USGS	4580	42.86	-0.11	1.30	Fair	Clear	NONE
402	1987-04-07 -- --	--	Yes	WBH/ARC	USGS	84000	57.09	-0.07	2.80	Good	Clear	NONE
401	1987-03-30 -- --	--	Yes	RSS	USGS	21800	47.13	0.01	1.50	Good	Clear	NONE
400	1987-02-23 -- --	--	Yes	RSS	USGS	3250	42.45	0.00	1.30	Good	Clear	NONE
399	1986-08-22 -- --	--	Yes	RSS	USGS	5350	43.12	-0.06	1.30	Good	Clear	NONE
398	1986-07-03 -- --	--	Yes	RSS	USGS	3580	42.62	-0.02	1.30	Good	Clear	NONE
397	1986-03-04 -- --	--	Yes	RSS/TJC	USGS	8990	44.19	-0.07	1.00	Good	Clear	NONE
396	1985-10-08 -- --	--	Yes	RSS	USGS	7240	43.72	0.00	1.30	Good	Clear	NONE
395	1985-05-10 -- --	--	Yes	RSS	USGS	7830	43.92	-0.01	1.30	Good	Clear	NONE
394	1985-01-03 -- --	--	Yes	RSS	USGS	8110	43.87	0.01	1.20	Good	Clear	NONE
393	1984-11-27 -- --	--	Yes	RSS	USGS	2800	42.29	-0.05	1.40	Good	Clear	NONE
392	1984-10-01 -- --	--	Yes	RSS	USGS	2360	42.05	0.05	1.30	Good	Clear	NONE
243	1960-04-07 12:00	EST	Yes	JDL	USGS	65400	54.53	-0.34	1.90	Good	Clear	NONE
87	1938-09-24 13:00	EDT	Yes	AMM	USGS	91000	57.30	-0.39	1.80	Unspecified	Clear	NONE
86	1938-09-23 13:00	EDT	Yes	WLI	USGS	122000	60.54	-0.02	0.90	Unspecified	Clear	NONE

Meas.
Number

Date Time

Time
Datum

Measurement
Used?

Who

Measuring
Agency

Stream
flow
(ft³/s)

Gage
Height
(ft)

GH
Change
(ft)

Meas.
Duration
(hr)

Meas.
Rated

Control

Flow
Adjust.
Code

590

2024-03-13 11:53:28

EDT

Yes

ZPR/RTB/JMP

USGS

33400

50.15

Fair

Clear

NONE

589

2023-12-21 10:34:10

EST

Yes

GEM/ARH

USGS

39400

51.55

Fair

Clear

NONE

588

2023-12-15 14:49:46

EST

Yes

ZPR/ARH

USGS

16900

46.72

0.01

0.20

Fair

Clear

NONE

587

2023-10-18 11:51:56

EDT

Yes

ZPR

USGS

5220

43.36

Fair

NONE

586

2023-10-05 12:36:50

EDT

Yes

ZPR/ARH

USGS

6890

43.84

Fair

NONE

585

2023-08-09 11:26:37

EDT

Yes

KKC/ZPR

USGS

10100

44.84

0.09

0.20

Fair

Clear

NONE

584

2023-06-07 11:28:11

EDT

Yes

KKC/ARH

USGS

3760

42.83

0.03

0.50

Fair

Clear

NONE

583

2023-05-05 10:18:11

EDT

Yes

KKC/ARH

USGS

35300

50.56

-0.02

0.50

Good

Clear

NONE

582

2023-04-10 12:34:43

EDT

Yes

KKC/ARH

USGS

15000

46.06

0.00

0.50

Good

Clear

NONE

581

2023-02-22 12:14:19

EST

Yes

KKC/ARH

USGS

9940

44.66

-0.02

0.25

Good

Clear

NONE

580

2022-12-05 10:54:50

EST

Yes

KKC/RTB

USGS

9510

44.55

0.00

0.25

Good

Clear

NONE

579

2022-11-02 10:42:09

EDT

Yes

KKC/RTB/JMP

USGS

3500

42.66

-0.02

0.25

Good

DebrisLight

NONE

578

2022-06-06 11:37:26

EDT

Yes

KKC/RTB

USGS

3830

42.80

0.01

0.25

Fair

VegetationLight

NONE

577

2022-04-13 09:18:24

EDT

Yes

KKC/JTH

USGS

13900

45.74

-0.01

0.25

Good

Clear

NONE

576

2022-02-18 09:33:41

EST

Yes

PSC/AGM

USGS

12300

45.36

0.06

0.30

Good

Clear

NONE

575

2021-12-01 13:54:08

EST

Yes

PSC/KAF

USGS

6740

43.86

-0.07

0.30

Fair

Clear

NONE

574

2021-11-01 12:09:19

EDT

Yes

PSC/AGM

USGS

22600

47.86

0.01

0.30

Good

Clear

NONE

573

2021-09-14 11:20:16

EDT

Yes

AGM/TMG

USGS

7840

44.21

-0.05

0.30

Fair

Clear

NONE

572

2021-06-23 12:45:43

EDT

Yes

AGM/TMG

USGS

2070

42.04

0.02

0.32

Good

Clear

NONE

571

2021-06-23 11:43:41

EDT

Yes

AGM/TMG

USGS

2020

42.01

0.03

0.30

Good

Clear

NONE

570

2021-03-30 13:27:21

EDT

Yes

AGW

USGS

21100

47.30

0.00

0.33

Fair

Clear

NONE

569

2021-02-22 12:33:27

EST

Yes

AGW

USGS

4920

43.16

-0.03

0.25

Fair

Clear

NONE

568

2020-10-28 10:34:40

EDT

Yes

AGW/RTB

USGS

3120

42.38

0.00

0.33

Fair

Clear

NONE

567

2020-08-04 10:20:41

EDT

Yes

AGW

USGS

1230

41.47

0.00

0.50

Fair

Clear

NONE

566

2020-06-24 10:13:36

EDT

Yes

AGW/GEM

USGS

1740

41.82

0.00

0.25

Good

Clear

NONE

565

2020-02-12 14:51:40

EST

Yes

AGW/AGM

USGS

7910

44.00

-0.01

0.25

Fair

Clear

NONE

564

2019-11-26 10:25

EST

Yes

AGW/JDL

USGS

12700

45.49

-0.01

0.25

Fair

Clear

NONE

563

2019-10-08 15:56:09

EDT

Yes

AGW/JDL

USGS

1260

41.55

0.00

0.33

Fair

Clear

NONE

562

2019-08-06 14:36:43

EDT

Yes

AGW/MCU

USGS

1880

41.92

0.00

0.25

Fair

Clear

NONE

561

2019-06-10 13:44:18

EDT

Yes

AGW/AGM

USGS

7650

44.07

0.00

0.25

Fair

Clear

NONE

560

2019-04-01 15:49:54

EDT

Yes

CAS, GEM

USGS

16000

46.30

0.01

0.25

Fair

Clear

NONE

559

2019-02-07 14:28:46

EST

Yes

CAS, GEM

USGS

12700

45.41

-0.03

0.25

Good

Clear

NONE

558

2018-12-07 11:13:20

EST

Yes

CAS, AGW

USGS

18800

46.99

-0.03

0.20

Good

Clear

NONE

557

2018-11-07 09:29:54

EST

Yes

cpy.

USGS

28100

49.19

-0.01

0.30

Fair

Clear

NONE

556

2018-09-20 14:07:45

EDT

Yes

CAS, LRR

USGS

11500

45.18

-0.16

0.25

Fair

Clear

NONE

555

2018-07-19 15:12:43

EDT

Yes

CAS, GEM

USGS

2240

42.15

0.01

0.20

Fair

Clear

NONE

554

2018-05-01 11:47:48

EDT

Yes

cpy

USGS

20400

47.31

0.00

0.20

Fair

Clear

NONE

553

2018-02-28 13:33:21

EST

Yes

CAS, CPY

USGS

14500

45.88

0.06

0.25

Fair

Clear

NONE

552

2018-01-11 11:38:59

EST

Yes

cpy/tg

USGS

4390

43.01

0.01

0.25

Fair

IceAnchor

NONE

551

2017-10-31 12:40:26

EDT

Yes

GEM/ANY

USGS

32600

50.13

0.06

0.30

Fair

Clear

NONE

550

2017-10-20 09:52:47

EDT

Yes

CPY/ANY/TMG

USGS

2240

42.24

0.01

0.25

Fair

Clear

NONE

549

2017-08-07 16:20:04

EDT

Yes

CPY/ANY

USGS

2800

42.42

0.00

0.25

Fair

Clear

NONE

548

2017-05-26 11:02:09

EDT

Yes

cpy/any

USGS

10400

44.93

0.03

0.25

Fair

Clear

NONE

547

2017-04-26 11:51:20

EDT

Yes

RTB/CYP

USGS

14900

46.05

0.03

Good

Unspecifed

NONE

546

2017-03-09 10:55:07

EST

Yes

cy/jc

USGS

9690

44.54

0.00

0.25

Fair

Clear

MEAS

545

2016-12-14 12:42:17

EST

Yes

LRR

USGS

3510

42.79

0.00

0.30

Fair

Clear

NONE

544

2016-10-17 16:41:01

EDT

Yes

LRR

USGS

1110

41.50

0.01

0.20

Fair

Clear

NONE

543

2016-10-17 15:55:40

EDT

Yes

LRR

USGS

1060

41.50

0.02

0.30

Fair

Clear

NONE

542

2016-08-23 15:59:23

EDT

Yes

LRR

USGS

1550

41.75

0.09

0.20

Good

Clear

NONE

541

2016-08-23 15:29:51

EDT

Yes

LRR

USGS

1430

41.68

0.06

0.20

Good

Clear

NONE

540

2016-06-09 16:00

EDT

Yes

CST

USGS

5420

43.19

Poor

Clear

NONE

539

2016-04-13 14:10

EDT

Yes

CST

USGS

10600

44.79

0.04

0.50

Good

Clear

NONE

538

2016-02-16 13:11:28

EST

Yes

CST

USGS

5420

43.34

0.02

0.30

Fair

Clear

NONE

537

2015-12-10 14:34:14

EST

Yes

CST

USGS

4210

42.99

0.00

0.30

Good

Unspecifed

NONE

536

2015-10-19 14:42:27

EDT

Yes

LRR/CST

USGS

2150

42.13

0.00

0.20

Fair

Clear

NONE

535

2015-08-18 14:13:03

EDT

Yes

LRR/CST

USGS

1670

41.92

0.02

Fair

Clear

NONE

534

2015-06-17 13:22:25

EDT

Yes

LRR

USGS

3800

42.76

0.01

0.30

Good

Clear

NONE

533

2015-06-17 12:54:30

EDT

Yes

LRR

USGS

3680

42.74

0.01

0.20

Good

Clear

NONE

532

2015-04-15 12:53:49

EDT

Yes

LRR

USGS

23000

47.85

0.01

0.30

Fair

Clear

NONE

531

2015-02-19 13:43:15

EST

Yes

LRR

USGS

4670

43.18

0.00

0.40

Fair

Clear

NONE

530

2014-12-08 12:37:23

EST

Yes

LRR

USGS

11200

45.09

0.00

0.30

Good

Clear

NONE

529

2014-10-20 13:50:01

EDT

Yes

LRR

USGS

7710

44.18

0.04

0.80

Fair

Clear

NONE

528

2014-08-14 14:26:33

EDT

Yes

LRR

USGS

8050

44.22

0.01

0.20

Good

Clear

NONE

527

2014-06-16 12:57:14

EDT

Yes

LRR

USGS

5960

43.52

0.02

0.20

Good

Clear

NONE

526

2014-04-10 12:53:30

EDT

Yes

LRR

USGS

35600

50.38

0.00

0.40

Fair

Clear

NONE

525

2014-02-04 12:34:08

EST

Yes

LRR

USGS

5330

43.33

0.00

0.40

Fair

Clear

NONE

524

2013-10-18 13:56:20

EDT

Yes

LRR

USGS

2280

42.24

0.01

0.30

Good

Clear

NONE

523

2013-09-10 14:26:28

EDT

Yes

LRR

USGS

3180

42.64

0.00

0.30

Fair

Clear

NONE

522

2013-08-16 12:39:56

EDT

521

2013-06-13 11:03:16

EDT

Yes

LRR

USGS

22300

47.82

0.00

0.30

Fair

Clear

NONE

520

2013-04-01 11:40:39

EDT

Yes

LRR

USGS

13800

45.69

0.00

0.20

Fair

Clear

NONE

519

2013-04-01 10:58:43

EDT

Yes

LRR

USGS

13700

45.67

0.00

0.30

Fair

Clear

NONE

518

2013-03-14 11:09:30

EDT

Yes

LRR

USGS

21100

47.45

0.03

0.40

Fair

Clear

NONE

517

2013-03-14 10:25:50

EDT

Yes

LRR

USGS

21000

47.40

0.03

0.20

Fair

Clear

NONE

516

2013-02-07 14:07:30

EST

Yes

LRR

USGS

6200

43.59

0.01

0.30

Good

NONE

515

2013-02-07 13:18

EST

Yes

LRR

USGS

6170

43.60

0.01

0.30

Good

NONE

514

2012-12-03 16:23

EST

Yes

LRR/AMW

USGS

3340

42.67

-0.01

0.30

Good

Clear

NONE

513

2012-12-03 15:37:30

EST

Yes

LRR/AMW

USGS

3470

42.77

-0.08

0.30

Good

Clear

OTHR

512

2012-10-10 12:14:30

EDT

Yes

LRR/AMW

USGS

3080

42.50

0.05

0.50

Fair

Clear

NONE

511

2012-07-31 10:17:30

EDT

Yes

RTB/AW

USGS

2760

42.40

0.00

0.30

Fair

Clear

NONE

510

2012-06-12 09:37

EDT

Yes

CRL

USGS

8720

44.32

0.00

0.30

Good

Clear

NONE

509

2012-04-16 10:57

EDT

Yes

CRL

USGS

3560

42.71

0.05

0.40

Fair

Clear

NONE

508

2012-04-16 10:19

EDT

Yes

CRL

USGS

3280

42.61

0.03

0.30

Fair

Clear

NONE

507

2012-02-14 11:23:30

EST

Yes

GWP/JYC

USGS

5020

43.26

-0.01

0.30

Fair

Clear

NONE

506

2012-01-09 15:54:30

EST

Yes

GWP/SGO

USGS

9030

44.35

-0.03

0.80

Fair

Clear

NONE

505

2010-11-10 10:38:30

EST

Yes

GWP/JYC

USGS

10200

44.61

0.00

0.30

Fair

Clear

NONE

504

2010-08-12 10:15

EDT

Yes

AMW/LYC

USGS

1780

41.84

0.03

0.60

Good

Clear

NONE

503

2010-08-12 08:25

EDT

Yes

AMW

USGS

1270

41.57

0.03

0.80

Fair

Clear

NONE

502

2010-04-23 11:35

EDT

Yes

LYC/TRD

USGS

14100

45.60

Good

Unspecifed

NONE

501

2009-11-19 11:04

EST

Yes

TRD/AMW

USGS

10300

44.68

0.02

0.40

Fair

Clear

NONE

500

2009-07-16 08:29

EDT

Yes

TRD/JFW

USGS

8570

44.20

0.02

0.40

Good

Clear

NONE

499

2009-05-13 14:10

EDT

Yes

TRD/GWP

USGS

10600

44.74

0.03

0.40

Good

Clear

NONE

498

2009-03-10 09:03

EDT

Yes

amw/gwp

USGS

16000

45.81

0.80

2.10

Fair

Clear

NONE

497

2008-11-19 10:57

EST

Yes

JLZ/TRD

USGS

12200

45.14

0.00

0.50

Good

Clear

NONE

496

2008-09-09 11:23

EDT

Yes

TRD

USGS

20700

47.05

0.00

0.70

Good

Clear

NONE

495

2008-04-16 11:37

EDT

Yes

TRD

USGS

31600

49.20

0.00

0.70

Excellent

Clear

NONE

494

2008-01-10 12:37

EST

Yes

TRD

USGS

12100

44.96

0.02

0.40

Good

Clear

NONE

493

2008-01-10 11:46

EST

Yes

TRD

USGS

12200

44.90

0.03

0.40

Good

Clear

NONE

492

2007-08-20 17:00

EDT

Yes

TRD

USGS

1110

41.52

0.05

0.30

Good

Clear

NONE

491

2007-08-20 16:35

EDT

Yes

TRD

USGS

1150

41.55

-0.03

0.30

Good

Clear

NONE

490

2007-08-20 16:15

EDT

Yes

TRD

USGS

1230

41.61

-0.04

0.30

Good

Clear

NONE

489

2007-08-20 15:45

EDT

Yes

TRD

USGS

1400

41.73

-0.15

0.40

Good

Clear

NONE

488

2007-05-07 10:27

EDT

Yes

AMW/GGG

USGS

13700

45.56

Good

Clear

NONE

487

2007-01-18 13:49

EST

Yes

TRD

USGS

9660

44.43

0.00

0.40

Good

Clear

NONE

486

2007-01-18 12:36

EST

Yes

TRD

USGS

10300

44.44

0.00

0.40

Good

Clear

NONE

485

2006-09-14 09:07

EDT

Yes

LYC/JLZ

USGS

2160

42.22

0.00

0.60

Good

Clear

NONE

484

2006-08-29 09:45

EDT

Yes

LYC/JLZ

USGS

3700

42.69

Good

Clear

NONE

483

2006-08-29 08:45

EDT

Yes

LYC/JLZ

USGS

3830

42.67

Good

Clear

NONE

482

2006-08-03 10:40

EDT

Yes

BLL

USGS

5450

43.42

Good

Clear

NONE

481

2006-08-03 08:22

EDT

Yes

BLL

USGS

5330

43.34

Good

Clear

NONE

480

2006-07-05 10:10

EDT

Yes

jlz/jfw

USGS

11300

44.95

Good

Clear

NONE

479

2006-05-22 08:28

EDT

Yes

LYC/AMW

USGS

42800

51.28

-0.04

0.50

Fair

Unspecifed

NONE

478

2006-05-17 08:40

EDT

Yes

LYC/AMW

USGS

66200

55.17

-0.11

0.50

Fair

Unspecifed

NONE

477

2006-05-16 18:55

EDT

Yes

LYC/AMW

USGS

82300

56.75

-0.04

0.50

Fair

Unspecifed

NONE

476

2006-05-16 07:38

EDT

Yes

LYC/BOS

USGS

88300

57.84

-0.06

0.50

Fair

Unspecifed

NONE

475

2006-05-15 12:01

EDT

Yes

LYC/JLZ

USGS

91800

58.61

0.07

0.50

Poor

Unspecifed

NONE

474

2006-01-11 11:30

EST

Yes

jlz/lyc

USGS

9780

44.50

-0.02

1.00

Good

Clear

NONE

473

2005-06-02 12:43

EDT

Yes

jlz/bos

USGS

16500

45.94

0.01

0.40

Good

Clear

NONE

472

2005-04-06 13:41

EDT

Yes

trd/jlz

USGS

43100

51.48

Unspecified

Unspecifed

NONE

471

2005-01-13 12:23

EST

Yes

trd/jlz

USGS

8570

44.03

Good

Clear

NONE

470

2004-11-04 09:25

EST

Yes

bos

USGS

3140

42.37

0.01

1.70

Good

Clear

NONE

469

2004-03-01 08:55

EST

Yes

bos

USGS

3550

42.54

0.00

1.60

Good

IceShore

NONE

468

2003-10-31 08:26

EST

Yes

bos

USGS

29600

48.69

0.01

Good

Unspecifed

NONE

467

2003-06-10 08:51

EDT

Yes

bos

USGS

9880

44.32

-0.02

1.90

Excellent

Clear

NONE

466

2003-04-10 08:28

EDT

Yes

jfw

USGS

17400

45.96

0.02

1.00

Fair

Clear

NONE

465

2002-12-11 11:20

EST

Yes

jfw

USGS

3510

42.46

0.01

1.00

Good

Clear

NONE

464

2002-08-21 07:49

EDT

Yes

USGS

866

41.07

-0.01

1.70

Fair

Clear

NONE

463

2002-08-15 -- --

Yes

jfw

USGS

1240

41.32

0.01

0.50

Poor

NONE

462

2002-04-30 12:25

EDT

Yes

jfw

USGS

9190

44.17

0.00

1.00

Excellent

Clear

NONE

461

2002-01-23 08:45

EST

Yes

jfw

USGS

1630

41.70

0.00

1.00

Good

Clear

NONE

460

2001-09-06 12:15

EDT

Yes

jfw

USGS

815

41.06

0.01

1.00

Good

Clear

NONE

459

2001-09-06 11:00

EDT

Yes

jfw

USGS

807

41.07

0.02

1.00

Good

Clear

NONE

458

2001-05-04 11:30

EDT

Yes

jfw

USGS

15400

45.54

0.07

1.00

Good

Clear

NONE

457

2000-11-28 10:30

EST

Yes

jfw

USGS

6970

43.51

0.07

1.50

Good

Clear

NONE

456

2000-08-01 09:00

EDT

Yes

jfw

USGS

7430

43.64

0.05

1.00

Good

Clear

NONE

455

2000-05-11 12:15

EDT

Yes

jfw

USGS

13200

45.02

0.04

1.50

Good

Clear

NONE

454

2000-02-15 08:15

EST

Yes

jfw

USGS

5490

43.19

0.08

1.30

Excellent

Clear

NONE

453

1999-10-21 11:15

EDT

Yes

jsw/jfw

USGS

5420

43.16

0.30

2.50

Good

Clear

NONE

452

1999-06-04 11:30

EDT

Yes

jfw

USGS

2460

42.11

-0.09

1.50

Good

Clear

NONE

451

1999-03-30 10:20

EST

Yes

jfw

USGS

22900

46.95

0.07

2.00

Fair

Clear

NONE

450

1998-09-02 08:33

EDT

Yes

rgc

USGS

1500

41.66

0.02

2.30

Good

Clear

NONE

449

1998-06-17 10:40

EDT

Yes

USGS

47000

52.17

0.14

2.50

Good

Clear

NONE

448

1998-04-02 09:20

EST

Yes

RGC

USGS

30500

49.10

0.11

3.10

Good

Clear

NONE

447

1998-01-05 09:04

EST

Yes

rgc

USGS

3970

42.67

0.01

2.00

Good

Clear

NONE

446

1997-10-09 09:19

EDT

Yes

USGS

1650

41.75

-0.02

1.90

Good

Clear

NONE

445

1997-07-08 09:00

EDT

Yes

USGS

2720

42.22

0.09

1.80

Good

Clear

NONE

444

1997-05-27 08:50

EDT

Yes

USGS

9930

44.33

-0.03

1.90

Good

Clear

NONE

443

1997-04-09 09:40

EDT

Yes

USGS

30200

49.05

0.01

2.20

Good

Clear

NONE

442

1997-02-21 08:46

EST

Yes

USGS

8280

43.94

0.06

1.90

Good

Clear

NONE

441

1996-12-20 09:15

EST

Yes

GC /EH

USGS

29000

48.75

0.06

2.80

Good

Clear

NONE

440

1996-10-29 09:11

EST

Yes

USGS

19700

46.72

0.29

2.00

Good

Clear

NONE

439

1996-10-28 09:45

EST

Yes

USGS

20500

47.04

-0.04

2.00

Good

Clear

NONE

438

1996-10-25 10:15

EDT

Yes

USGS

28600

49.75

-0.16

2.10

Fair

Clear

NONE

437

1996-10-24 09:45

EDT

Yes

USGS

35500

50.91

-0.06

2.30

Fair

Clear

NONE

436

1996-10-23 14:00

EDT

Yes

USGS

43200

52.21

-0.15

2.50

Fair

Unspecifed

NONE

435

1996-10-23 09:10

EDT

Yes

USGS

44800

52.53

-0.34

3.00

Fair

Unspecifed

NONE

434

1996-07-22 10:33

EDT

Yes

CRL

USGS

10700

44.52

0.02

1.60

Good

Clear

NONE

433

1996-04-18 -- --

Yes

PLP/RSS

USGS

50700

52.79

-0.06

1.30

Good

Clear

NONE

432

1995-10-20 12:05

EDT

Yes

PLP/CRL

USGS

2720

42.22

0.00

1.70

Good

Clear

NONE

431

1995-04-21 08:35

EDT

Yes

CRL

USGS

5530

43.16

0.28

1.60

Good

Clear

NONE

430

1994-07-26 09:34

EDT

Yes

USGS

2030

41.91

-0.07

1.50

Good

Clear

NONE

429

1994-05-04 10:43

EDT

Yes

USGS

13500

45.19

0.01

1.80

Good

Clear

NONE

428

1993-08-10 08:58

EDT

Yes

USGS

1520

41.72

0.00

2.10

Good

Clear

NONE

427

1993-08-09 08:21

EDT

Yes

USGS

710

41.16

0.08

2.10

Good

Clear

NONE

426

1993-08-02 07:58

EDT

Yes

USGS

2780

42.18

-0.10

2.20

Good

Clear

NONE

425

1993-06-08 11:34

EDT

Yes

USGS

4280

42.72

0.24

1.80

Good

Clear

NONE

424

1993-03-31 10:20

EST

Yes

ZHS

USGS

43900

51.64

-0.03

2.60

Good

Clear

NONE

423

1992-11-13 12:48

EST

Yes

USGS

4120

42.73

0.56

2.20

Good

Clear

NONE

422

1992-08-14 09:23

EDT

Yes

D/B

USGS

2640

42.18

0.12

3.90

Fair

Clear

NONE

421

1992-02-27 15:06

EST

Yes

jlz

USGS

7820

43.80

-0.08

1.50

Good

Clear

NONE

420

1991-10-02 13:30

EDT

Yes

JLZ/MH

USGS

8170

43.91

-0.04

1.50

Good

Clear

NONE

419

1991-08-15 13:44

EDT

Yes

JLZ

USGS

1570

41.68

0.03

1.00

Good

Clear

NONE

418

1991-07-09 07:59

EDT

Yes

JLZ

USGS

1620

41.69

0.01

1.30

Good

Clear

NONE

417

1991-03-07 08:43

EST

Yes

JLZ

USGS

20500

47.07

-0.01

2.00

Unspecified

Clear

NONE

416

1991-01-03 11:43

EST

Yes

SPC

USGS

12900

45.00

-0.05

2.30

Fair

Clear

NONE

415

1990-06-27 17:40

EDT

Yes

SPC

USGS

7370

43.72

0.04

2.50

Fair

Clear

NONE

414

1990-05-18 13:09

EDT

Yes

SPC

USGS

22400

47.31

0.18

3.50

Fair

Clear

NONE

413

1990-04-03 13:23

EDT

Yes

SPC

USGS

11700

44.92

0.03

3.30

Fair

Clear

NONE

412

1990-01-03 10:34

EST

Yes

USGS

3850

42.72

-0.07

2.90

Fair

DebrisLight

NONE

411

1989-06-08 10:50

EDT

Yes

USGS

8630

44.20

0.06

3.00

Fair

Clear

NONE

410

1989-04-19 13:38

EDT

Yes

USGS

18100

46.56

-0.09

3.60

Good

DebrisLight

NONE

409

1989-01-17 14:20

EST

Yes

USGS

2700

42.27

0.01

1.10

Good

Clear

NONE

408

1988-12-15 13:50

EST

Yes

USGS

3780

42.75

-0.71

2.10

Poor

NONE

407

1988-11-10 10:55

EST

Yes

L/O

USGS

9270

44.24

-0.21

3.00

Good

NONE

406

1988-10-18 11:25

EDT

Yes

L/O

USGS

1710

41.94

-0.28

2.50

Poor

Clear

NONE

405

1988-03-30 09:25

EST

Yes

tjc

USGS

21000

46.92

0.23

1.40

Good

Clear

NONE

404

1987-08-21 12:09

EDT

Yes

TJC

USGS

1560

41.70

0.02

1.20

Fair

Clear

NONE

403

1987-05-29 -- --

Yes

TJC

USGS

4580

42.86

-0.11

1.30

Fair

Clear

NONE

402

1987-04-07 -- --

Yes

WBH/ARC

USGS

84000

57.09

-0.07

2.80

Good

Clear

NONE

401

1987-03-30 -- --

Yes

RSS

USGS

21800

47.13

0.01

1.50

Good

Clear

NONE

400

1987-02-23 -- --

Yes

RSS

USGS

3250

42.45

0.00

1.30

Good

Clear

NONE

399

1986-08-22 -- --

Yes

RSS

USGS

5350

43.12

-0.06

1.30

Good

Clear

NONE

398

1986-07-03 -- --

Yes

RSS

USGS

3580

42.62

-0.02

1.30

Good

Clear

NONE

397

1986-03-04 -- --

Yes

RSS/TJC

USGS

8990

44.19

-0.07

1.00

Good

Clear

NONE

396

1985-10-08 -- --

Yes

RSS

USGS

7240

43.72

0.00

1.30

Good

Clear

NONE

395

1985-05-10 -- --

Yes

RSS

USGS

7830

43.92

-0.01

1.30

Good

Clear

NONE

394

1985-01-03 -- --

Yes

RSS

USGS

8110

43.87

0.01

1.20

Good

Clear

NONE

393

1984-11-27 -- --

Yes

RSS

USGS

2800

42.29

-0.05

1.40

Good

Clear

NONE

392

1984-10-01 -- --

Yes

RSS

USGS

2360

42.05

0.05

1.30

Good

Clear

NONE

243

1960-04-07 12:00

EST

Yes

JDL

USGS

65400

54.53

-0.34

1.90

Good

Clear

NONE

1938-09-24 13:00

EDT

Yes

AMM

USGS

91000

57.30

-0.39

1.80

Unspecified

Clear

NONE

1938-09-23 13:00

EDT

Yes

WLI

USGS

122000

60.54

-0.02

0.90

Unspecified

Clear

NONE