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Streamflow Measurements for the Nation
Streamflow measurement pages will be decommissioned in early 2026.
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| HTML table with channel data |
| HTML table without channel data |
| Tab-separated data with channel data |
| Tab-separated data without channel data |
| Graph of data |
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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41 | 2025-12-15 13:32:44 | AST | Yes | GNH/DSC | USGS | 14.0 | Good | NONE | ||||
| 40 | 2025-08-18 13:40:37 | AST | Yes | GNH/DSC | USGS | 53.0 | 0.45 | Good | NONE | |||
| 39 | 2025-05-19 12:57:54 | AST | Yes | GNH/DSC | USGS | 24.3 | Fair | NONE | ||||
| 38 | 2025-02-03 13:35:41 | AST | Yes | GNH/DSC | USGS | 19.4 | 0.48 | Fair | NONE | |||
| 37 | 2024-11-20 12:12 | AST | Yes | CDN/DSC | USGS | 1.68 | Fair | Clear | NONE | |||
| 36 | 2024-08-12 13:54:11 | AST | Yes | GNH/DSC | USGS | 22.6 | Fair | NONE | ||||
| 35 | 2024-04-29 13:51:14 | AST | Yes | GNH/DSC | USGS | 11.9 | Good | NONE | ||||
| 34 | 2024-01-29 14:10:08 | AST | Yes | GNH/DSC | USGS | 11.9 | 0.50 | Fair | NONE | |||
| 33 | 2023-10-30 14:45:22 | AST | Yes | GNH/DSC | USGS | 63.0 | Good | NONE | ||||
| 32 | 2023-08-07 14:55:55 | AST | Yes | BPG/DSC | USGS | 24.4 | Fair | NONE | ||||
| 31 | 2023-05-08 14:03:59 | AST | Yes | GNH/DSC | USGS | 5.36 | 0.50 | Fair | NONE | |||
| 30 | 2023-01-30 14:19:03 | AST | Yes | JRC | USGS | 12.7 | Fair | NONE | ||||
| 29 | 2022-10-31 14:21:43 | AST | Yes | GNH/DSC | USGS | 111 | Fair | NONE | ||||
| 28 | 2022-08-15 14:18:07 | AST | Yes | GNH/DSC | USGS | 7.76 | Fair | NONE | ||||
| 27 | 2022-05-17 13:10:52 | AST | Yes | GNH/DSC | USGS | 10.8 | Good | VegetationModerate | NONE | |||
| 26 | 2022-02-07 16:01:45 | AST | Yes | GNH/DSC | USGS | 112 | Poor | NONE | ||||
| 25 | 2021-11-08 13:43:30 | AST | Yes | JCS/DSC | USGS | 9.20 | Poor | NONE | ||||
| 24 | 2021-08-16 15:27:48 | AST | Yes | YMM/DSC | USGS | 28.5 | Fair | Clear | NONE | |||
| 23 | 2021-05-17 13:31:15 | AST | Yes | YMM/LVA | USGS | 6.86 | Fair | NONE | ||||
| 22 | 2021-02-08 11:32:50 | AST | Yes | DSC/YMM | USGS | 14.8 | Fair | NONE | ||||
| 21 | 2020-11-16 14:41:22 | AST | Yes | DSC/YMM | USGS | 55.8 | Fair | NONE | ||||
| 20 | 2020-08-24 13:43:43 | AST | Yes | DSC/YMM | USGS | 16.4 | Good | NONE | ||||
| 19 | 2020-05-11 12:01 | AST | Yes | CWB/YMM | USGS | 6.24 | Fair | NONE | ||||
| 18 | 2020-02-18 14:10:30 | AST | Yes | HJE/LVA | USGS | 23.5 | Good | NONE | ||||
| 17 | 2019-11-12 12:28 | AST | Yes | YMM/LVA | USGS | 43.6 | Poor | NONE | ||||
| 16 | 2019-08-12 11:56 | AST | Yes | YMM/LVA | USGS | 30.4 | Excellent | Clear | NONE | |||
| 15 | 2019-05-13 11:16:30 | AST | Yes | YMM/LVA | USGS | 9.54 | Good | Clear | NONE | |||
| 14 | 2019-02-25 14:24 | AST | Yes | YMM/LVA | USGS | 16.0 | Fair | DebrisLight | NONE | |||
| 13 | 2018-11-13 15:35 | AST | Yes | YM/LV | USGS | 47.8 | Fair | Clear | NONE | |||
| 12 | 2018-08-20 13:23:30 | AST | Yes | YM/LV | USGS | 47.8 | Fair | DebrisLight | NONE | |||
| 11 | 2018-05-14 13:52:30 | AST | Yes | YM/LV | USGS | 30.8 | Good | NONE | ||||
| 10 | 2018-02-27 10:23:30 | AST | Yes | YM/LV | USGS | 23.9 | Good | DebrisModerate | NONE | |||
| 9 | 2017-08-14 13:45 | AST | Yes | LVA/YMM | USGS | 15.8 | Fair | Clear | NONE | |||
| 8 | 2017-06-01 12:57:30 | AST | Yes | LVA/YMM | USGS | 26.4 | Good | Clear | NONE | |||
| 7 | 2017-04-06 12:27 | AST | Yes | LVA/YM | USGS | 8.66 | Fair | Clear | NONE | |||
| 6 | 2016-11-14 13:24:30 | AST | Yes | YM/IR | USGS | 34.3 | Fair | NONE | ||||
| 5 | 2016-09-22 12:57 | AST | Yes | CDM | USGS | 22.9 | Fair | NONE | ||||
| 4 | 2016-06-01 14:43:30 | AST | Yes | MRT/Y/J | USGS | 33.7 | 0.30 | Fair | NONE | |||
| 3 | 2016-02-22 13:36 | AST | Yes | YM, IR | USGS | 9.75 | Fair | NONE | ||||
| 2 | 2015-11-16 14:18 | AST | Yes | MRT/YM | USGS | 18.4 | 0.40 | Fair | NONE | |||
| 1 | 2015-08-31 11:44 | AST | Yes | YM, IR | USGS | 5.10 | Poor | NONE |
U.S. Department of the Interior |
U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL:
Page Contact Information: Puerto Rico Water Data Support Team
Page Last Modified: 2025-12-22 10:37:28 EST
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