Question 1

Is Nsbu - Point Lay water safe to drink?

Accepted Answer

Nsbu - Point Lay (PWS ID: AK2320256) has 381 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. EPA SDWIS lists this system's service population as 237 people using Surface Water sources.

Question 2

How many people does Nsbu - Point Lay serve?

Accepted Answer

EPA SDWIS reports that Nsbu - Point Lay serves 237 people (this public water system's service population, not the municipal population of Anchorage or any other city). It is a Native American-owned system using Surface Water water sources with 64 service connections. The operator address is listed in Anchorage, Alaska.

Question 3

What type of violations does Nsbu - Point Lay have?

Accepted Answer

Nsbu - Point Lay has 381 total violations: 32 health-based violations (MCL exceedances or treatment failures), 203 monitoring/reporting violations, and 23 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Question 4

Has PFAS been detected in Nsbu - Point Lay water?

Accepted Answer

No PFAS testing data is available for Nsbu - Point Lay under the EPA's UCMR5 monitoring program.

Question 5

What water source does Nsbu - Point Lay use?

Accepted Answer

Nsbu - Point Lay 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

How does Nsbu - Point Lay's violation count compare nationally?

Accepted Answer

Nsbu - Point Lay has 381 recorded EPA SDWIS violations, fewer than 7% of the 29,740 public water systems serving 500 or more people nationwide (the same sitemap cohort used for the corpus-placement ranking above). 93% of that cohort has fewer violations than Nsbu - Point Lay. 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	103	2024
Surface Water Treatment Rule	TT	23	1998
Coliform (TCR)	MR	21	2012
Coliform (TCR)	MCL	9	1996
Consumer Confidence Rule	Other	8	2019
Fluoride	MR	6	1990
Cadmium	MR	2	1989
Selenium	MR	2	1989
Arsenic	MR	2	1989
Chromium	MR	2	1989
Nitrate	MR	2	1989
Lead and Copper Rule	MR	2	2019
1,2,4-Trichlorobenzene	MR	2	2013
DICHLOROMETHANE	MR	2	2013
o-Dichlorobenzene	MR	2	2013
Vinyl chloride	MR	2	2013
trans-1,2-Dichloroethylene	MR	2	2013
1,2-Dichloroethane	MR	2	2013
1,1,1-Trichloroethane	MR	2	2013
Trichloroethylene	MR	2	2013
Tetrachloroethylene	MR	2	2013
Toluene	MR	2	2013
Xylenes, Total	MR	2	2013
p-Dichlorobenzene	MR	2	2013
Carbon tetrachloride	MR	2	2013
1,2-Dichloropropane	MR	2	2013
CHLOROBENZENE	MR	2	2013
Styrene	MR	2	2013
TTHM	MR	2	2023
Total Haloacetic Acids (HAA5)	MR	2	2023

Nsbu - Point Lay

Nsbu - Point Lay standing, high SDWIS violation third

System Details

Violation History

Violation Count vs. the National Corpus

Population served record for Nsbu - Point Lay

Nationwide peers

Cross-state systems with comparable violation load