USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

USGS 50045800 RIO LAJAS AT TOA ALTA PR

Toa Alta Municipio, Puerto Rico

Hydrologic Unit Code 21010005

Latitude 18°23'39", Longitude 66°15'16" NAD27

Drainage area 8.6 square miles

Gage datum 49 feet above NGVD29

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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
2	2015-08-03 11:18:30	AST	Yes	CG/BR	USGS	1.48			0.60	Poor		NONE
1	2015-04-15 09:03:30	AST	Yes	YM/SG	USGS	3.60			0.40	Good	Clear	NONE

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Puerto Rico Water Data Support Team
Page Last Modified: 2024-12-26 18:49:14 EST
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