State Well Codes

State Well Codes

The State Well Codes database stores state standards for the construction of private water wells.

Included in the database is state-specific information on various codes related to well construction and siting. To find information on your state or other states, use the searchable database below.

Please note that this database is intended as a guide and occasionally standards change. WSC updates the database periodically, but we encourage you to obtain a full list of state well codes from the websites provided within the States Contact List to the right of this page. 

If you have questions about the database, corrections or updates, please contact Charlene Bean.

Please click on the State Name in the list below for well code information. If you would like to alphabetize the table, click on the column name in blue.

Displaying 2301 - 2328 of 2328 1 22 23 24
State Category Subcategory
Nebraska Well Pits or Vaults Well Pits Or Vaults - General
North Dakota Well Pits or Vaults Well Pits or Vaults - General
California Well Pits or Vaults Well Pits Or Vaults - General
Colorado Well Pits or Vaults Well Pits Or Vaults - General
Connecticut Well Pits or Vaults Well Pits Or Vaults - General
Delaware Well Pits or Vaults Well Pits Or Vaults - General
Florida Well Pits or Vaults Well Pits Or Vaults - General
Georgia Well Pits or Vaults Well Pits Or Vaults - General
Hawaii Well Pits or Vaults Well Pits Or Vaults - General
Iowa Well Pits or Vaults Well Pits Or Vaults - General
Idaho Well Pits or Vaults Well Pits Or Vaults - General
Kansas Well Pits or Vaults Well Pits Or Vaults - General
Kentucky Well Pits or Vaults Well Pits Or Vaults - General
Lousiana Well Pits or Vaults Well Pits Or Vaults - General
Maine Well Pits or Vaults Well Pits Or Vaults - General
New Mexico Well Pits or Vaults Well Pits or Vaults - General
Maryland Well Pits or Vaults Well Pits or Vaults - General
Illinois Well Pits or Vaults Well Pits or Vaults - General
Kansas Abandonment Wells From Confined & Unconfined Aquifers
Rhode Island Construction Wells In Unconsolidated Materials
Ohio Location Wells or Boreholes/Unknown or Unregulated Construction
Texas Annular Seal Wells Producing Injurious Waters
Texas Casing Wells Producing Injurious Waters
Texas Well Head Completion Wells Producing Injurious Waters
New Jersey Location Wood Frame Building
Illinois Location Yard Hydrant
Indiana Yield Yield - General
Connecticut Yield Yield - General
Displaying 2301 - 2328 of 2328 1 22 23 24