USGS -- Groundwater Watch

Site Number: 394024078273401 - AL Ah 1

DESCRIPTION:: Latitude 39°40'24", Longitude 78°27'34" NAD27
Allegany County, Maryland, Hydrologic Unit 02070003; Well depth: 114.5 feet
Land surface altitude: 715.32feet above NAVD88.
Well completed in "Valley and Ridge aquifers" (N500VLYRDG) national aquifer.
Well completed in "Brallier Formation" (341BRLR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Daily Data
Depth to water level, feet below land surface	2009-10-01	2012-10-21	2154
Field groundwater-level measurements	1949-12-01	2020-11-23	753
Field/Lab water-quality samples
Water-Year Summary	2006	2012	7

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

Site Statistics

Monthly statistics plot for 394024078273401

Most recent data value: 4.59 on 11/23/2020
Period of Record Monthly Statistics for 394024078273401
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Highlighted values in the table indicate closest statistic to the most recent data value.
Month Lowest
Median 10th
%ile 25th
%ile 50th
%ile 75th
%ile 90th
%ile Highest
Median Number
of
Years
Jan 18.99 7.28 5.21 4.42 3.76 3.06 1.88 61
Feb 5.79 4.80 4.37 3.96 3.09 2.73 1.85 52
Mar 17.34 5.29 4.44 3.90 3.27 2.95 2.00 53
Apr 15.80 6.09 4.75 4.23 3.43 3.00 2.10 58
May 12.50 5.07 4.67 4.18 3.61 3.01 1.80 56
Jun 16.79 5.71 5.12 4.78 4.24 3.79 2.93 57
Jul 21.28 7.84 5.68 5.10 4.67 4.28 3.35 68
Aug 19.55 6.42 5.70 5.38 4.90 4.51 3.88 56
Sep 15.30 6.41 5.77 5.24 4.58 3.79 3.18 51
Oct 19.08 7.83 6.23 5.35 4.68 3.89 2.60 65
Nov 8.86 6.29 5.35 4.90 4.24 3.69 1.49 50
Dec 17.55 5.81 4.94 4.37 4.04 2.92 1.94 51
.As of 1/23/2021 11:28-2
Statistics Options

View month/year statistics

Daily Groundwater Data

Most recent Approved daily data value: 5.02 on 10/21/12
Summary for Period of Continuous Record
Depth to water level, feet below land surface
Approved Daily Maximum Values Data Used in Analysis
Begin Date	End Date	Days	% Complete
10/01/09	10/21/12	1,077	96

	Daily Data Options
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Periodic Groundwater Data

Groundwater hydrograph for well 394024078273401

Summary 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

12/01/49

11/23/20

753

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
1.49	11/27/17	22.8	07/16/68

	Groundwater Levels Options
	View latest data on NWISWeb
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Period of Record - All Data Types

Period of record plot for well 394024078273401

Summary for Period of Record - All Data Types

Depth to water level, feet below land surface

Begin Date

End Date

Number of Values

12/01/49

11/23/20

1,831

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
1.49	11/27/17	22.8	07/16/68

	Period of Record Options
	View latest data on NWISWeb for all data types
	View month/year statistics
	Download groundwater levels in text format of all data types

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Last update: Thursday, September 26, 2019 at 13:24

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