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DESCRIPTION:

Latitude 40°19'34.3",   Longitude 89°54'17.3"   NAD83
Mason County, Illinois   , Hydrologic Unit 071300030507

Well depth: 10.1 feet
Land surface altitude: 467.87 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2022-10-06	2026-01-03
Daily Data
Groundwater level above NAVD 1988, feet	2023-01-04	2026-01-03	1096
Depth to water level, feet below land surface	2022-10-07	2026-01-03	3555
Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen	2023-01-04	2026-01-03	3258
Daily Statistics
Depth to water level, feet below land surface	2022-10-07	2025-06-23	991
Monthly Statistics
Depth to water level, feet below land surface	2022-10	2025-06
Annual Statistics
Depth to water level, feet below land surface	2023	2025
Field groundwater-level measurements	2022-10-05	2025-09-24	30
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2022-10-05	2023-10-17	8
Water-Year Summary	2023	2024	2
Revisions	Loading...

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