Question 1

Is Pinedale Municipal WS water safe to drink?

Accepted Answer

Pinedale Municipal WS (PWS ID: WY5600041) has 93 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. EPA SDWIS lists this system's service population as 1,900 people using Surface Water sources.

Question 2

How many people does Pinedale Municipal WS serve?

Accepted Answer

EPA SDWIS reports that Pinedale Municipal WS serves 1,900 people (this public water system's service population, not the municipal population of Pinedale or any other city). It is a Local-owned system using Surface Water water sources with 1,135 service connections. The operator address is listed in Pinedale, Wyoming.

Question 3

What type of violations does Pinedale Municipal WS have?

Accepted Answer

Pinedale Municipal WS has 93 total violations: 22 health-based violations (MCL exceedances or treatment failures), 66 monitoring/reporting violations, and 21 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Question 4

Has PFAS been detected in Pinedale Municipal WS water?

Accepted Answer

No PFAS testing data is available for Pinedale Municipal WS under the EPA's UCMR5 monitoring program.

Question 5

What water source does Pinedale Municipal WS use?

Accepted Answer

Pinedale Municipal WS uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Question 6

Where does this data come from?

Accepted Answer

All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Question 7

Where does Pinedale Municipal WS sit among U.S. public water systems?

Accepted Answer

According to EPA SDWIS population_served among sitemap-advertised systems (serving 500+), Pinedale Municipal WS ranks #14,046 of 29,740 by people served, and #50 of 147 in Wyoming. Ordinals use population_served DESC among systems serving 500+ (the sitemap cohort). See /methodology#corpus-placement.

Question 8

How does Pinedale Municipal WS's violation count compare nationally?

Accepted Answer

Pinedale Municipal WS has 93 recorded EPA SDWIS violations, fewer than 28% of the 29,740 public water systems serving 500 or more people nationwide (the same sitemap cohort used for the corpus-placement ranking above). 72% of that cohort has fewer violations than Pinedale Municipal WS. A system can have zero recorded violations and still be actively monitored, and a high violation count often reflects a system that reports thoroughly, not necessarily one with worse water.

Contaminant	Category	Count	Latest
Surface Water Treatment Rule	TT	19	2013
Coliform (TCR)	MR	8	2007
Surface Water Treatment Rule	MR	5	2013
1,2,4-Trichlorobenzene	MR	2	2002
cis-1,2-Dichloroethylene	MR	2	2002
Xylenes, Total	MR	2	2002
Vinyl chloride	MR	2	2002
1,1,1-Trichloroethane	MR	2	2002
1,2-Dichloropropane	MR	2	2002
Trichloroethylene	MR	2	2002
Ethylbenzene	MR	2	2002
Nitrate	MR	2	1993
CHLOROBENZENE	MR	2	2002
1,1-Dichloroethylene	MR	2	2002
Toluene	MR	2	2002
p-Dichlorobenzene	MR	2	2002
Tetrachloroethylene	MR	2	2002
Lead and Copper Rule	MR	2	2013
trans-1,2-Dichloroethylene	MR	2	2002
1,2-Dichloroethane	MR	2	2002
o-Dichlorobenzene	MR	2	2002
1,1,2-Trichloroethane	MR	2	2002
Carbon tetrachloride	MR	2	2002
DICHLOROMETHANE	MR	2	2002
Lead and Copper Rule	TT	2	2016
Styrene	MR	2	2002
Benzene	MR	2	2002
Barium	MR	1	1982
Selenium	MR	1	1982
Coliform (TCR)	MCL	1	1995

Pinedale Municipal WS

Pinedale Municipal WS standing, high SDWIS violation third

System Details

Violation History

Violation Count vs. the National Corpus

Health-based violations on Pinedale Municipal WS

Nationwide peers

Cross-state systems with comparable violation load

Cross-state systems near this population served