Question 1

Is Panther Creek WD water safe to drink?

Accepted Answer

Panther Creek WD (PWS ID: OR4100603) has 161 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. EPA SDWIS lists this system's service population as 800 people using Surface Water sources.

Question 2

How many people does Panther Creek WD serve?

Accepted Answer

EPA SDWIS reports that Panther Creek WD serves 800 people (this public water system's service population, not the municipal population of Otis or any other city). It is a Local-owned system using Surface Water water sources with 338 service connections. The operator address is listed in Otis, Oregon.

Question 3

What type of violations does Panther Creek WD have?

Accepted Answer

Panther Creek WD has 161 total violations: 17 health-based violations (MCL exceedances or treatment failures), 127 monitoring/reporting violations, and 17 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Question 4

Has PFAS been detected in Panther Creek WD water?

Accepted Answer

No PFAS testing data is available for Panther Creek WD under the EPA's UCMR5 monitoring program.

Question 5

What water source does Panther Creek WD use?

Accepted Answer

Panther Creek WD 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 Panther Creek WD sit among U.S. public water systems?

Accepted Answer

According to EPA SDWIS population_served among sitemap-advertised systems (serving 500+), Panther Creek WD ranks #22,636 of 29,740 by people served, and #283 of 373 in Oregon. Ordinals use population_served DESC among systems serving 500+ (the sitemap cohort). See /methodology#corpus-placement.

Question 8

How does Panther Creek WD's violation count compare nationally?

Accepted Answer

Panther Creek WD has 161 recorded EPA SDWIS violations, fewer than 18% of the 29,740 public water systems serving 500 or more people nationwide (the same sitemap cohort used for the corpus-placement ranking above). 82% of that cohort has fewer violations than Panther Creek WD. 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	MR	19	2025
Total Haloacetic Acids (HAA5)	MR	19	2025
TTHM	MR	18	2025
Surface Water Treatment Rule	TT	17	1996
Nitrate	MR	7	2004
Consumer Confidence Rule	Other	7	2024
Interim Enhanced Surface Water Treatment Rule	MR	5	2025
Lead and Copper Rule	MR	4	2024
cis-1,2-Dichloroethylene	MR	3	2006
COLIPHAGE	MR	3	2017
DICHLOROMETHANE	MR	2	2006
o-Dichlorobenzene	MR	2	2006
trans-1,2-Dichloroethylene	MR	2	2006
1,1,1-Trichloroethane	MR	2	2006
1,2-Dichloropropane	MR	2	2006
Tetrachloroethylene	MR	2	2006
Benzene	MR	2	2006
Toluene	MR	2	2006
Styrene	MR	2	2006
Xylenes, Total	MR	2	2006
p-Dichlorobenzene	MR	2	2006
1,1-Dichloroethylene	MR	2	2006
1,2-Dichloroethane	MR	2	2006
Carbon tetrachloride	MR	2	2006
Trichloroethylene	MR	2	2006
1,1,2-Trichloroethane	MR	2	2006
CHLOROBENZENE	MR	2	2006
Ethylbenzene	MR	2	2006
1,2,4-Trichlorobenzene	MR	2	2006
Vinyl chloride	MR	2	2006

Panther Creek WD

Panther Creek WD standing, high SDWIS violation third

System Details

Violation History

Violation Count vs. the National Corpus

Population served record for Panther Creek WD

Nationwide peers

Cross-state systems with comparable violation load

Cross-state systems with smaller service footprints