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Groundwater Watch

Site Number: 415104121232901 - 46.00N/05.00E-03P01M

Groundwater
Watch Help Page

DESCRIPTION:: Latitude 41°51'04.92", Longitude 121°23'29.76" NAD27
Modoc County, California, Hydrologic Unit 18010204; Land surface altitude: 4,057.7 feet above sea level NGVD29.

AVAILABLE DATA FROM NWISWeb:

Daily Data
Daily Statistics
Monthly Statistics
Annual Statistics
Field ground-water-level measurements
Additional Data Sources	Begin Date	End Date	Count

OPERATION:: Record for this site is maintained by the USGS Oregon Water Science Center; Email questions about this site to Oregon Water Science Center Water-Data Inquiries

Site Statistics

Monthly statistics plot for 415104121232901

Most recent data value: 45.01 on 10/6/2009
Period of Record Monthly Statistics for 415104121232901
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Bold values in the table indicate closest statistic to the most recent data value.
Month Lowest
Level 10th
%ile 25th
%ile 50th
%ile 75th
%ile 90th
%ile Highest
Level Number
of
Years
Jan 42.47 -   -   -   -   -   28.67 9
Feb 42.45 -   -   -   -   -   29.01 8
Mar 42.44 -   -   -   -   -   28.60 9
Apr 42.43 -   -   -   -   -   29.82 9
May 44.87 -   -   -   -   -   27.00 9
Jun 45.50 -   -   -   -   -   28.76 9
Jul 45.78 -   -   -   -   -   37.11 9
Aug 47.72 -   -   -   -   -   36.62 7
Sep 48.59 -   -   -   -   -   36.37 7
Oct 45.14 45.13 44.99 43.82 37.14 28.74 27.86 10
Nov 43.58 -   -   -   -   -   28.03 8
Dec 42.72 -   -   -   -   -   28.34 8

   Statistics Options

    View month/year statistics

Daily Groundwater Data

Most recent Provisional daily data value: 45.07 on 10/05/09
Summary Statistics for Period of Continuous Record
Depth to water level, feet below land surface
Approved Daily Mean Values Data Used in Analysis
Begin Date	End Date		Days	% Complete
10/31/00	09/30/08		2,793	96
Max Level		Mean		Min Level
27.84		40.10		48.90

	Daily Data Options
	View latest data from NWISWeb
	View data in calendar format
	Download data in text format
	View daily medians

Periodic Groundwater Data

Groundwater hydrograph for well 415104121232901

Summary Statistics for Period of Record Periodic Water Levels

Depth to water level, feet below land surface

Approved Periodic Water Level Values

Begin Date

End Date

Number of Values

05/08/66

10/06/09

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
27.00	05/08/66	46.40	07/08/08

	Groundwater Levels Options
	View NWISWeb Groundwater levels page
	Download Groundwater levels in text format

Period of Record - All Data Types

Period of record plot for well 415104121232901

Summary Statistics for Period of Record - All Data Types

Depth to water level, feet below land surface

Begin Date

End Date

Number of Values

05/08/66

10/06/09

3,188

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
27.00	05/08/66	48.90	09/11/07

	Period of Record Options
	View annual monthly statistics for all data types
	Download Groundwater levels in text format of all data types

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URL: http://groundwaterwatch.usgs.gov/AWLSites.asp
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Last update: Monday, September 14, 2009 at 11:44