# # U.S. Geological Survey, National Water Information System # Surface water measurements # # Retrieved: 2026-01-23 13:36:13 EST (caww01) # # Further descriptions of the columns and codes used can be found at: # https://help.waterdata.usgs.gov/output-formats#streamflow_measurement_data # # Data for the following 1 site(s) are contained in this file # USGS 11048520 CENTRAL IRVINE CHANNEL NR TUSTIN CA # ----------------------------------------------------------------------------------- # # agency_cd site_no measurement_nu measurement_dt tz_cd q_meas_used_fg party_nm site_visit_coll_agency_cd gage_height_va discharge_va measured_rating_diff gage_va_change gage_va_time control_type_cd discharge_cd 5s 15s 6s 19d 12s 1s 12s 5s 12s 12s 12s 7s 6s 21s 15s USGS 11048520 1 2010-01-08 11:20:00 PST Yes JLA USGS 1.39 0.00 Poor VegetationLight NONE USGS 11048520 2 2010-01-20 14:05:00 PST Yes RSP/JVC USGS 1.98 67.4 Poor -0.11 0.30 Clear NONE USGS 11048520 3 2010-01-20 15:50:00 PST Yes RSP/JVC USGS 2.61 264 Unspecified Clear NONE USGS 11048520 4 2010-01-20 16:30:00 PST Yes RSP/JVC USGS 3.45 508 Poor 0.15 0.20 Clear NONE USGS 11048520 5 2010-01-20 16:45:00 PST Yes RSP/JVC USGS 3.74 705 Poor -0.07 0.10 Clear NONE USGS 11048520 6 2010-02-01 16:00:00 PST Yes JLA USGS 1.40 0.01 Poor 0.00 0.00 Clear NONE USGS 11048520 7 2010-03-02 11:35:00 PST Yes JLA USGS 1.40 0.02 Poor 0.00 0.10 Clear NONE USGS 11048520 8 2010-04-05 12:10:00 PDT Yes JLA USGS 1.71 3.75 Poor 0.02 0.30 Unspecifed NONE USGS 11048520 9 2010-04-30 08:50:00 PDT Yes JLA USGS 1.45 0.06 Poor 0.00 0.00 Unspecifed NONE USGS 11048520 10 2010-06-03 10:08:30 PDT Yes JLA USGS 1.43 0.03 Poor 0.00 0.10 VegetationLight NONE USGS 11048520 11 2010-07-12 11:26:30 PDT Yes JLA USGS 1.44 0.04 Poor 0.00 0.10 VegetationLight NONE USGS 11048520 12 2010-08-04 08:59:00 PDT Yes JLA USGS 1.46 0.04 Poor 0.00 0.10 VegetationLight NONE USGS 11048520 13 2010-09-03 10:11:30 PDT Yes JLA USGS 1.48 0.05 Poor 0.00 0.10 VegetationLight NONE USGS 11048520 14 2010-10-07 08:45:00 PDT Yes JLA USGS 1.44 0.04 Poor 0.00 0.10 Clear NONE USGS 11048520 15 2010-10-29 11:55:30 PDT Yes JLA USGS 1.39 0.00 Poor 0.00 0.00 VegetationLight NONE USGS 11048520 16 2011-02-14 15:26:00 PST Yes JLA USGS 1.39 0.00 Poor 0.00 0.10 DebrisLight NONE USGS 11048520 17 2011-11-02 07:49:30 PDT Yes ZNB USGS 1.62 1.14 Poor 0.00 0.10 Clear NONE USGS 11048520 18 2011-12-09 09:08:30 PST Yes ZNB USGS 1.39 0.00 Unspecified Clear NONE USGS 11048520 19 2012-01-12 09:16:30 PST Yes ZNB USGS 1.41 0.05 Unspecified 0.00 0.00 VegetationModerate NONE USGS 11048520 20 2012-02-09 08:40:00 PST Yes ZNB USGS 1.41 0.04 Poor Clear NONE USGS 11048520 21 2012-03-08 09:52:00 PST Yes ZNB USGS 1.40 0.02 Poor 0.00 0.10 VegetationModerate NONE USGS 11048520 22 2012-04-05 10:28:00 PDT Yes ZNB USGS 1.44 0.10 Poor 0.00 0.10 Clear NONE USGS 11048520 23 2012-05-08 09:04:00 PDT Yes ZNB USGS 1.43 0.04 Poor 0.00 0.10 Clear NONE USGS 11048520 24 2012-06-14 08:53:30 PDT Yes ZNB USGS 1.47 0.05 Poor VegetationHeavy NONE USGS 11048520 25 2012-07-27 10:30:00 PDT Yes ZNB USGS 1.43 0.03 Poor 0.00 0.10 VegetationModerate NONE USGS 11048520 25a 2012-08-12 Yes JDK USGS 2.12 20.0 Unspecified NONE USGS 11048520 25b 2012-08-12 Yes JDK USGS 2.44 50.0 Unspecified NONE USGS 11048520 25c 2012-08-12 02:00:00 PDT Yes JDK USGS 2.81 100 Unspecified NONE USGS 11048520 25d 2012-08-12 03:00:00 PDT Yes JDK USGS 3.38 200 Unspecified NONE USGS 11048520 25e 2012-08-12 04:00:00 PDT Yes JDK USGS 4.65 500 Unspecified NONE USGS 11048520 25f 2012-08-12 05:00:00 PDT Yes JDK USGS 6.24 1000 Unspecified NONE USGS 11048520 25g 2012-08-12 06:00:00 PDT Yes JDK USGS 8.79 2000 Unspecified NONE USGS 11048520 26 2012-08-16 09:28:30 PDT Yes ZNB USGS 1.43 0.04 Poor 0.00 0.10 VegetationLight NONE USGS 11048520 27 2012-09-06 09:32:00 PDT Yes ZNB USGS 1.49 0.05 Poor VegetationHeavy NONE USGS 11048520 28 2012-10-11 10:49:00 PDT Yes ZNB USGS 1.49 0.30 Poor 0.04 0.10 VegetationLight NONE USGS 11048520 29 2012-11-05 11:36:00 PST Yes ZNB USGS 1.66 1.59 Poor VegetationLight NONE USGS 11048520 30 2012-12-05 15:01:30 PST Yes ZNB USGS 1.42 0.06 Poor Clear NONE USGS 11048520 31 2013-01-08 13:35:30 PST Yes ZNB USGS 1.44 0.04 Unspecified Clear NONE USGS 11048520 32 2013-02-05 14:21:00 PST Yes ZNB USGS 1.44 0.10 Fair VegetationLight NONE USGS 11048520 33 2013-03-06 14:32:00 PST Yes ZNB USGS 1.42 0.02 Poor 0.00 DebrisHeavy NONE USGS 11048520 34 2013-04-04 14:15:00 PDT Yes ZNB USGS 1.42 0.04 Unspecified VegetationModerate NONE USGS 11048520 35 2013-04-24 10:25:00 PDT No USGS 11048520 36 2013-04-24 10:30:00 PDT Yes KLS USGS 1.44 0.08 Unspecified VegetationLight NONE USGS 11048520 37 2013-05-21 12:23:00 PDT Yes KLS USGS 1.40 0.05 Poor VegetationLight NONE USGS 11048520 38 2013-07-15 10:33:00 PDT Yes KLS USGS 1.44 0.06 Poor VegetationLight NONE USGS 11048520 39 2013-08-05 10:50:00 PDT Yes KLS USGS 1.46 0.13 Poor VegetationLight NONE USGS 11048520 40 2013-09-03 13:50:00 PDT Yes KLS USGS 1.39 0.04 Poor VegetationLight NONE USGS 11048520 41 2013-10-21 14:03:00 PDT Yes KLS USGS 1.44 0.09 Poor VegetationLight NONE USGS 11048520 42 2013-11-04 10:02:00 PST Yes KLS USGS 1.42 0.07 Poor VegetationLight NONE USGS 11048520 43 2013-12-03 12:53:48 PST Yes KLS USGS 1.38 0.03 Poor VegetationLight NONE USGS 11048520 44 2014-01-06 12:44:59 PST Yes KLS USGS 1.39 0.04 Excellent Clear NONE USGS 11048520 45 2014-02-03 11:19:23 PST No USGS 11048520 46 2014-02-03 11:47:00 PST Yes KLS USGS 1.53 0.47 Poor VegetationLight NONE USGS 11048520 47 2014-02-26 12:56:24 PST Yes KLS USGS 1.40 0.03 Poor VegetationLight NONE USGS 11048520 48 2014-04-01 11:23:30 PDT Yes KLS USGS 1.66 1.07 Poor VegetationLight NONE USGS 11048520 49 2014-04-29 09:38:43 PDT Yes KLS USGS 1.45 0.07 Poor VegetationLight NONE USGS 11048520 50 2014-06-02 09:40:39 PDT Yes KLS USGS 1.46 0.08 Poor VegetationLight NONE USGS 11048520 51 2014-06-30 10:28:27 PDT Yes KLS USGS 1.47 0.08 Poor VegetationModerate NONE USGS 11048520 52 2014-07-28 10:49:47 PDT Yes KLS USGS 1.51 0.16 Poor VegetationLight NONE USGS 11048520 53 2014-08-25 10:05:29 PDT Yes KLS USGS 1.45 0.07 Poor DebrisLight NONE USGS 11048520 54 2014-10-07 10:09:00 PDT Yes KLS USGS 1.54 0.45 Poor VegetationLight NONE USGS 11048520 55 2014-11-03 10:38:59 PST Yes KLS USGS 1.43 0.06 Poor Clear NONE USGS 11048520 56 2014-11-24 09:49:44 PST Yes KLS USGS 1.41 0.03 Poor DebrisModerate NONE USGS 11048520 57 2014-12-16 10:27:00 PST Yes KLS USGS 1.42 0.03 Poor Clear NONE USGS 11048520 58 2014-12-29 08:38:30 PST Yes KLS USGS 0.00 Unspecified Clear NONE USGS 11048520 59 2015-02-04 10:06:19 PST Yes KLS USGS 1.43 0.05 Poor Clear NONE USGS 11048520 60 2015-02-24 09:49:24 PST Yes KLS USGS 1.42 0.05 Poor Clear NONE USGS 11048520 61 2015-03-31 10:23:46 PDT Yes KLS USGS 1.42 0.06 Poor Unspecifed NONE USGS 11048520 62 2015-04-28 10:32:20 PDT Yes KLS USGS 1.44 0.09 Poor DebrisLight NONE USGS 11048520 63 2015-05-27 09:30:28 PDT Yes KLS USGS 1.42 0.05 Poor Clear NONE USGS 11048520 64 2015-06-17 11:02:08 PDT Yes KLS USGS 1.45 0.05 Poor Clear NONE USGS 11048520 65 2015-07-28 11:08:36 PDT Yes KLS USGS 1.40 0.04 Poor Clear NONE USGS 11048520 66 2015-08-31 10:15:13 PDT Yes KLS USGS 1.46 0.09 Poor Clear NONE USGS 11048520 67 2015-10-07 08:09:34 PDT Yes KLS USGS 1.46 0.09 Poor Clear NONE USGS 11048520 68 2015-11-02 09:52:57 PST Yes KLS USGS 1.47 0.11 Poor VegetationLight NONE