Water Quality in Douglas, WY (82637)
EPA violation data for public water systems serving ZIP code 82637.
Past Health-Based Violations
2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 2 monitoring/reporting violations.
More violations than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,425
Population
16
Water Systems
4
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (16)
Douglas, City Of
Glenrock, Town Of
1 health-basedRolling Hills, Town Of
Dave Johnston Power Plant
All resolvedSilver Spruce Ranch
Country Estates Wtr & Swr Dist
Power Resources Inc/Smith Ranch
Glenrock South Recreation Complex
1 health-basedDeer Creek Village Rv Park
El Diablo Supper Club
Deer Creek Campground
Power Resources Inc/Cameco-N. Butte Isr
River Bend Rv/Campground
Ailport Properties D/B/A Rock Hard Cem.
Power Res Inc Highland Uranium
Glenrock Coal Company
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Douglas (82637) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.