Septic service in Wyoming

SepticTank.com covers 43 cities and towns in Wyoming, home to about 382,905 people. The largest are Cheyenne, Casper and Gillette.

Soil and climate differ across Wyoming. In the 43 cities with local data so far, a median of 64% of nearby mapped soils are rated very limited for septic absorption fields, and yearly precipitation ranges from about 9 to 27 inches. Each city page shows the figures for that area.

Septic permits in Wyoming are handled by state and county health or environmental agencies. Check with your county before installing, replacing or making major repairs to a system, and ask your septic company which rules apply to your property.