# # U.S. Geological Survey, National Water Information System # Surface water measurements # # Retrieved: 2026-01-26 22:58:01 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 50010600 RIO GUAJATACA ABV LAGO DE GUAJATACA, PR # ----------------------------------------------------------------------------------- # # 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 50010600 1 1984-07-11 Yes FH /JM USGS 4.28 28.4 Good -0.01 0.80 NONE USGS 50010600 2 1984-07-17 Yes RC USGS 4.14 17.6 Good 0.00 0.60 NONE USGS 50010600 3 1984-08-08 Yes RC USGS 3.98 9.33 Fair -0.01 0.60 NONE USGS 50010600 4 1984-09-04 Yes RC USGS 4.53 49.0 Fair 0.00 0.60 NONE USGS 50010600 5 1984-10-02 Yes RC USGS 4.31 33.0 Fair 0.00 0.60 NONE USGS 50010600 16 1985-09-12 Yes JMA USGS 4.16 12.8 Fair 0.00 0.60 NONE USGS 50010600 17 1985-10-16 Yes JMA USGS 4.33 27.7 Fair 0.00 0.70 NONE USGS 50010600 18 1985-11-19 Yes JMA USGS 4.65 53.6 Fair 0.00 0.70 NONE USGS 50010600 19 1985-12-09 Yes JMA USGS 4.05 13.9 Fair 0.00 0.60 NONE USGS 50010600 20 1986-01-15 Yes JMA/RP USGS 3.75 4.54 Fair 0.00 0.60 NONE USGS 50010600 21 1986-02-03 Yes JMA USGS 4.25 24.1 Fair 0.01 0.60 NONE USGS 50010600 22 1986-03-05 Yes JMA USGS 3.93 11.3 Fair 0.00 0.60 NONE USGS 50010600 23 1986-04-01 Yes JMA USGS 3.94 11.4 Good 0.00 0.70 NONE USGS 50010600 24 1986-05-20 Yes JMA USGS 4.50 38.9 Fair 0.00 0.50 NONE USGS 50010600 25 1986-06-09 Yes JMA USGS 4.35 30.5 Fair 0.00 0.60 NONE USGS 50010600 26 1986-07-07 Yes JMA USGS 4.03 12.8 Fair 0.00 0.50 NONE USGS 50010600 27 1986-08-05 Yes JMA USGS 4.13 19.3 Fair 0.00 0.60 NONE USGS 50010600 28 1986-09-03 Yes JMA USGS 4.40 33.2 Fair -0.01 0.50 NONE USGS 50010600 29 1986-10-08 11:33:00 AST Yes JMA USGS 4.19 22.2 Fair 0.00 0.50 NONE USGS 50010600 30 1986-11-05 11:01:00 AST Yes JMA USGS 4.19 21.4 Fair 0.00 0.50 NONE USGS 50010600 31 1986-12-10 16:40:00 AST Yes JAT USGS 4.06 13.6 Fair 0.00 0.60 NONE USGS 50010600 32 1987-01-14 12:06:00 AST Yes JMA USGS 3.80 6.56 Fair 0.00 0.60 NONE USGS 50010600 33 1987-02-04 14:17:00 AST Yes JMA/JJ USGS 3.74 5.13 Fair 0.00 0.50 NONE USGS 50010600 34 1987-03-11 11:38:00 AST Yes JMA USGS 3.72 4.58 Fair 0.00 0.60 NONE USGS 50010600 35 1987-04-07 08:45:00 AST Yes JMA USGS 3.70 4.26 Fair 0.00 0.50 NONE USGS 50010600 36 1987-05-06 11:02:00 AST Yes JMA USGS 4.10 17.9 Fair 0.00 0.40 NONE USGS 50010600 37 1987-06-03 12:47:00 AST Yes JMA USGS 4.15 20.2 Fair 0.00 0.40 NONE USGS 50010600 38 1987-07-14 14:00:00 AST Yes GA USGS 3.85 8.14 Good 0.00 0.50 NONE USGS 50010600 39 1987-08-05 11:30:00 AST Yes JMA USGS 4.08 16.7 Fair -0.01 0.50 NONE USGS 50010600 40 1987-09-03 12:41:00 AST Yes JMA/JRS USGS 4.12 20.6 Fair 0.00 0.40 NONE USGS 50010600 41 1987-10-06 09:44:00 AST Yes JRS USGS 4.13 19.8 Fair 0.00 0.80 NONE USGS 50010600 42 1987-11-17 Yes JRS USGS 4.65 52.4 Fair 0.01 0.80 NONE USGS 50010600 43 1987-12-17 08:48:00 AST Yes JAT/JMA USGS 4.04 17.2 Fair 0.00 0.40 NONE USGS 50010600 44 1988-01-12 13:40:00 AST Yes JRS USGS 3.92 10.5 Fair 0.00 0.60 NONE USGS 50010600 45 1988-02-18 10:37:00 AST Yes JRS/AGF USGS 3.82 5.72 Fair 0.00 0.80 NONE USGS 50010600 46 1988-03-07 13:34:00 AST Yes JRS/AJJ USGS 3.84 4.59 Good 0.08 0.90 NONE USGS 50010600 47 1988-04-11 10:16:00 AST Yes EMT/JRS USGS 3.69 3.34 Fair 0.00 0.50 NONE USGS 50010600 48 1988-05-03 11:55:00 AST Yes JRS USGS 3.94 11.4 Fair 0.00 0.60 NONE USGS 50010600 49 1988-06-06 10:36:00 AST Yes JRS USGS 3.98 14.1 Good 0.00 0.80 NONE USGS 50010600 50 1988-07-11 12:25:00 AST Yes JRS/RTR USGS 4.06 16.2 Fair 0.00 0.40 NONE USGS 50010600 51 1988-08-01 10:10:00 AST Yes JRS/AC USGS 3.89 9.55 Fair 0.00 0.60 NONE USGS 50010600 52 1988-09-20 11:04:00 AST Yes JRS/LS USGS 3.95 12.3 Good 0.00 0.50 NONE USGS 50010600 53 1988-10-04 09:53:00 AST Yes JRS USGS 4.16 23.8 Fair 0.00 0.50 NONE USGS 50010600 54 1988-11-01 14:07:00 AST Yes JRS/MAR USGS 4.27 28.9 Fair 0.00 0.50 Clear NONE USGS 50010600 55 1988-12-02 09:35:00 AST Yes JRS/MAR USGS 3.82 8.28 Fair 0.00 1.00 Clear NONE USGS 50010600 56 1989-01-10 12:12:00 AST Yes JRS USGS 3.72 4.77 Good 0.00 0.50 Clear NONE USGS 50010600 57 1989-02-01 10:15:00 AST Yes JRS/AV USGS 3.67 3.30 Good 0.00 0.50 Clear NONE USGS 50010600 58 1989-03-06 13:54:00 AST Yes MAR USGS 3.75 3.98 Fair 0.00 0.60 Clear NONE USGS 50010600 59 1989-04-05 09:50:00 AST Yes JRS/MET USGS 3.89 10.4 Fair 0.00 0.60 Clear NONE USGS 50010600 60 1989-05-08 10:11:00 AST Yes MT USGS 4.01 13.9 Fair 0.00 0.60 Clear NONE USGS 50010600 61 1989-06-05 10:11:00 AST Yes MT USGS 4.15 21.0 Fair 0.00 0.70 NONE USGS 50010600 62 1989-07-17 09:45:00 AST Yes MT USGS 4.13 20.2 Fair 0.00 0.70 NONE USGS 50010600 63 1989-08-08 10:10:00 AST Yes MT USGS 3.94 18.5 Fair 0.00 0.70 Clear NONE USGS 50010600 64 1989-09-11 12:35:00 AST Yes MT USGS 4.82 66.5 Good 0.00 Clear NONE USGS 50010600 65 1989-10-11 11:55:00 AST Yes MT USGS 4.30 30.3 Good 0.00 0.50 Clear NONE USGS 50010600 66 2014-12-05 09:53:30 AST Yes MRT/YM USGS 10.1 Good 0.40 DebrisLight NONE USGS 50010600 67 2015-02-25 12:13:30 AST Yes YM/SG USGS 11.0 Good 0.40 Clear NONE USGS 50010600 68 2015-05-27 12:21:30 AST Yes CG, SA USGS 12.4 Fair NONE USGS 50010600 69 2015-08-11 14:16:30 AST Yes CG/BR USGS 18.6 Fair 0.70 NONE USGS 50010600 70 2015-11-17 12:54:30 AST Yes CG/BR USGS 17.3 Good 0.60 NONE USGS 50010600 71 2016-02-04 13:47:30 AST Yes BJR/JC USGS 6.00 Fair NONE USGS 50010600 72 2016-05-23 13:13:00 AST Yes BJR/MRT USGS 16.8 Good NONE USGS 50010600 73 2016-10-31 16:13:30 AST Yes MRT/JSB USGS 91.6 Fair 0.60 NONE USGS 50010600 74 2017-03-20 15:32:00 AST Yes CM/JSB USGS 19.1 Good NONE USGS 50010600 75 2017-05-22 14:26:00 AST Yes JC/JS/M USGS 26.4 Fair NONE USGS 50010600 76 2017-08-14 16:08:00 AST Yes MRT/JSB USGS 15.9 Fair 0.60 NONE USGS 50010600 77 2017-11-28 13:11:00 AST Yes JSB/YMM USGS 28.7 Fair 0.68 NONE USGS 50010600 78 2018-02-20 15:25:00 AST Yes MRT/JSB USGS 10.5 Fair 0.43 NONE USGS 50010600 79 2018-06-04 13:44:30 AST Yes LVA/JSB USGS 40.4 Fair NONE USGS 50010600 80 2018-08-13 16:41:30 AST Yes MRT/JSB USGS 28.0 Fair NONE USGS 50010600 81 2018-10-29 16:19:30 AST Yes MRT/JSB USGS 34.7 Fair 0.63 NONE USGS 50010600 082 2019-02-19 13:58:00 AST Yes EHT/JSB USGS 5.09 Poor NONE USGS 50010600 83 2019-05-06 13:01:00 AST Yes EHT/JSB USGS 7.79 Poor NONE USGS 50010600 84 2019-07-29 15:36:36 AST Yes JSB/DAR USGS 39.0 Good 0.63 NONE USGS 50010600 85 2019-11-18 14:08:30 AST Yes YMM/LVA USGS 12.2 Poor NONE USGS 50010600 86 2020-02-03 16:15:00 AST Yes HJE, LVA USGS 6.10 Good NONE USGS 50010600 87 2020-05-20 11:46:00 AST Yes JCS/AJT USGS 4.46 Poor NONE USGS 50010600 88 2020-08-24 15:30:11 AST Yes MRQ/MRT USGS 17.2 Poor NONE USGS 50010600 89 2020-11-16 16:34:22 AST Yes MRQ/JSB USGS 0.00 17.3 Fair DebrisHeavy NONE USGS 50010600 90 2021-02-08 14:43:30 AST Yes MRQ/MRT USGS 0.00 5.20 Poor DebrisHeavy NONE USGS 50010600 91 2021-03-22 17:14:00 AST Yes JSB/DSC USGS 0.00 6.09 Good 0.00 0.00 NONE USGS 50010600 92 2021-08-16 16:05:53 AST Yes LVA/MRQ USGS 18.8 Poor NONE USGS 50010600 93 2021-11-01 15:20:37 AST Yes LVA/MRQ USGS 21.0 Poor NONE USGS 50010600 94 2022-02-07 15:01:32 AST Yes MRQ/LVA USGS 13.6 Poor NONE USGS 50010600 95 2022-05-24 08:59:30 AST Yes BLV/LVA USGS 4.08 Unspecified NONE USGS 50010600 96 2022-08-15 12:44:48 AST Yes MRQ/LVA USGS 12.7 Poor NONE USGS 50010600 97 2022-10-31 15:28:42 AST Yes MRQ/LVA USGS 72.7 Poor NONE USGS 50010600 98 2023-02-01 14:48:15 AST Yes MRQ/JSB USGS 7.20 Poor NONE USGS 50010600 99 2023-05-15 16:01:05 AST Yes JSB/LVA USGS 7.40 Poor NONE USGS 50010600 100 2023-08-01 16:50:50 AST Yes JSB/LVA USGS 14.3 Poor NONE USGS 50010600 101 2023-11-13 15:58:14 AST Yes LVA/MRQ USGS 22.5 Fair NONE USGS 50010600 102 2024-02-20 15:03:19 AST Yes MRQ/LVA USGS 6.04 Poor NONE USGS 50010600 103 2024-05-29 09:48:35 AST Yes AAM/JSB USGS 98.9 Poor NONE USGS 50010600 104 2024-08-05 16:56:34 AST Yes MRT/LVA USGS 18.7 Fair NONE USGS 50010600 105 2024-10-28 15:20:47 AST Yes MRQ/LVA USGS 11.6 Poor NONE USGS 50010600 106 2025-02-24 15:04:41 AST Yes GNH/LVA USGS 5.12 Fair 0.55 NONE USGS 50010600 107 2025-05-27 16:12:05 AST Yes JMC/JSB USGS 34.7 Poor NONE USGS 50010600 108 2025-08-04 16:47:05 AST Yes MRT/JSB USGS 16.2 Poor NONE USGS 50010600 109 2025-12-08 14:22:24 AST Yes JLC/JSB USGS 10.9 Poor 0.60 NONE