2026 Testing Schedule

SystemDBPSLead & CopperRadsNitrateSOCVOCIOCXylenes
American Road202620262034Annually202720262026N/A
Antelope CoalAnnually2028N/AAnnually202620262026N/A
Antelope ValleyAnnually20262034Annually202720262026N/A
Bald MountainN/A20262028/31Annually202620272027N/A
Belle Ayr Mine20262026N/AAnnually202720272027N/A
Bennor20262028N/AN/AN/AN/AN/AN/A
Black Hills Power20262027N/AAnnually202620262026N/A
Black Thunder MineAnnually2026N/AAnnually202720272027N/A
Buckmiller20262026-282029Annually202820262026N/A
Buckskin Mine20262027N/AAnnually202720262026N/A
Caballo Mine20262026N/AAnnually202720272027N/A
Cedar Hills202620262028Annually202720262026N/A
Coal Creek Mine20262028N/AAnnually202720272027N/A
Cook Road202620272029Annually202720282027N/A
Cordero MineAnnually2028N/AAnnually202720272027N/A
Countryside202620272028Annually202720262026N/A
CrestviewAnnually20262028Annually202720262026N/A
Devil’s Tower ViewN/AN/AN/AAnnuallyN/AN/AN/AN/A
Dry Fork Mine20262026N/AAnnually202720262026N/A
Dry Fork Station20262028N/AAnnually202720262026N/A
Eagle Butte20262026N/AAnnually202720262026N/A
Eagle Ridge202620282034Annually202720262026N/A
EastviewAnnually2026N/AN/AN/AN/AN/AN/A
Eight Mile202620272028Annually202720272027N/A
Foothills MHPAnnually2026N/AN/AN/AN/AN/AN/A
Four J School20262027N/AAnnually202620272027N/A
Force Road202620272026Annually202820272027N/A
Fox ParkAnnually20272028Annually202720262026N/A
Fox Ridge202620262030Annually202720262026N/A
Freedom Hills202620272028Annually202720262026N/A
Green ValleyAnnually20272028Annually202820272027N/A
HeritageAnnually20272028Annually202720262026N/A
Highview20262027N/AN/AN/AN/AN/AN/A
Hoy MHP202620262031Annually202820272027N/A
Lakeview MHP202620272026Annually202820282028N/A
Lex MHP2027AnnuallyN/AN/AN/AN/AN/AN/A
Little Powder School20262026N/AAnnually202620272027N/A
Meadow Springs202620272026Annually202720262026N/A
Means202620262028Annually202720262026N/A
Nickelson Little Farms202620262028Annually202820272027N/A
North Antelope Mine20262027N/AAnnually202720272027N/A
Northeast WY Regional Airport20262027N/AAnnually202720272027N/A
Overbrook202620232031Annually202820272027N/A
Peoples202620232028Annually202820272027N/A
Pineview202620222028Annually202820272027N/A
Play Park LLC202620272030Annually202720262026N/A
Prospector/Rawhide School20262026N/AAnnually202720272027N/A
Rafter D202620272027Annually202820272027N/A
Rawhide Mine20262028N/AAnnually202720262026N/A
Recluse School20262027N/AAnnually202620272027N/A
Red Hills20262027N/AN/AN/AN/AN/AN/A
Rochelle Mine20262028N/AAnnually202620262026N/A
Graceland/Rodeo Flats202620282034Annually202820272027N/A
Rozet Ranchettes2026Annually2028Annually202720262026N/A
School Creek Mine20262026N/AAnnually202720272027Annually
Section 4202620262031Annually202820272027N/A
Sleepy HollowAnnually20262028/34Annually202720262026N/A
Southfork202620272030Annually202820272027N/A
Southside20262027N/AN/AN/AN/AN/AN/A
Stone Gate202620282031Annually202820272027N/A
Town of Hulett202620262028Annually202620272027N/A
Town of Pinehaven2026Annually2027Annually202620272026N/A
Travelodge/Penny’s Diner20262027N/AAnnually202720262026N/A
Vista West202620282031Annually202620272027N/A
Ward Creek202720262028Annually202720262026N/A
Westview20262026N/AN/AN/AN/AN/AN/A
Wyodak Mine20262028N/AAnnually202620272026N/A
Hidden Hills MHPN/A2028N/AN/AN/AN/AN/AN/A
Green Valley VillageN/A2028N/AN/AN/AN/AN/AN/A
Terrace EstatesN/A2028N/AN/AN/AN/AN/AN/A
Terrace Estates IIN/A2028N/AN/AN/AN/AN/AN/A

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