USGS Groundwater for California: Water Levels -- 1 sites

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Groundwater levels for California

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Los Angeles County, California

Latitude 34°33'53", Longitude 117°40'51" NAD27

Land-surface elevation 3,020 feet above NAVD88

The depth of the well is 450 feet below land surface.

This well is completed in the Basin and Range basin-fill aquifers (N100BSNRGB) national aquifer.

Date	Time	? Water-level date-time accuracy	? Parameter code	Water level, feet below land surface	Water level, feet above specific vertical datum	Referenced vertical datum	? Status	? Method of measurement	? Measuring agency	? Source of measurement	? Water-level approval status
2002-03-14		D	62610		2836.42	NGVD29	1	S	USGS	S	A
2002-03-14		D	62611		2839.34	NAVD88	1	S	USGS	S	A
2002-03-14		D	72019	183.58			1	S	USGS	S	A
2006-04-12		D	62610		2831.54	NGVD29	1	S	USGS	S	A
2006-04-12		D	62611		2834.46	NAVD88	1	S	USGS	S	A
2006-04-12		D	72019	188.46			1	S	USGS	S	A
2008-03-26		D	62610		2829.02	NGVD29	1	V	USGS	S	A
2008-03-26		D	62611		2831.94	NAVD88	1	V	USGS	S	A
2008-03-26		D	72019	190.98			1	V	USGS	S	A
2010-04-22		D	62610		2813.33	NGVD29	1	V	USGS	S	A
2010-04-22		D	62611		2816.25	NAVD88	1	V	USGS	S	A
2010-04-22		D	72019	206.67			1	V	USGS	S	A
2012-04-13	09:04 UTC	m	62610		2816.52	NGVD29	1	V	USGS	S	A
2012-04-13	09:04 UTC	m	62611		2819.44	NAVD88	1	V	USGS	S	A
2012-04-13	09:04 UTC	m	72019	203.48			1	V	USGS	S	A
2014-03-11	18:25 UTC	m	62610		2831.58	NGVD29	1	S	USGS	S	A
2014-03-11	18:25 UTC	m	62611		2834.50	NAVD88	1	S	USGS	S	A
2014-03-11	18:25 UTC	m	72019	188.42			1	S	USGS	S	A
2016-03-09	17:10 UTC	m	62610		2833.78	NGVD29	1	V	USGS	S	A
2016-03-09	17:10 UTC	m	62611		2836.70	NAVD88	1	V	USGS	S	A
2016-03-09	17:10 UTC	m	72019	186.22			1	V	USGS	S	A
2018-03-06	19:30 UTC	m	62610		2832.30	NGVD29	1	V	USGS	S	A
2018-03-06	19:30 UTC	m	62611		2835.22	NAVD88	1	V	USGS	S	A
2018-03-06	19:30 UTC	m	72019	187.70			1	V	USGS	S	A
2020-03-20	14:40 UTC	m	62610		2827.77	NGVD29	1	V	USGS	S	A
2020-03-20	14:40 UTC	m	62611		2830.69	NAVD88	1	V	USGS	S	A
2020-03-20	14:40 UTC	m	72019	192.23			1	V	USGS	S	A
2023-03-15	15:56 UTC	m	62610		2829.83	NGVD29	1	V	USGS	S	A
2023-03-15	15:56 UTC	m	62611		2832.75	NAVD88	1	V	USGS	S	A
2023-03-15	15:56 UTC	m	72019	187.25			1	V	USGS	S	A

**Explanation**
Section	Code	Description
Water-level date-time accuracy	D	Date is accurate to the Day
Water-level date-time accuracy	m	Date is accurate to the Minute
Parameter code	62610	Groundwater level above NGVD 1929, feet
Parameter code	62611	Groundwater level above NAVD 1988, feet
Parameter code	72019	Depth to water level, feet below land surface
Referenced vertical datum	NAVD88	North American Vertical Datum of 1988
Referenced vertical datum	NGVD29	National Geodetic Vertical Datum of 1929
Status	1	Static
Method of measurement	S	Steel-tape measurement.
Method of measurement	V	Calibrated electric-tape measurement.
Measuring agency	USGS	U.S. Geological Survey
Source of measurement	S	Measured by personnel of reporting agency.
Water-level approval status	A	Approved for publication -- Processing and review completed.

U.S. Department of the Interior | U.S. Geological Survey
Title: Groundwater for California: Water Levels
URL: https://nwis.waterdata.usgs.gov/ca/nwis/gwlevels?

Page Contact Information: California Water Data Maintainer
Page Last Modified: 2024-05-09 21:30:20 EDT
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