Public water system record
Makah Neah Bay
Serves an area of Clallam County, WA that includes Neah Bay · 1,300 people served
Federal records show 17 health-based violations and 203 monitoring/reporting issues for Makah Neah Bay in the last ten years. The most serious issue in this window was a CARBON, TOTAL violation that EPA lists as archived, not resolved.
System profile
Source water
Surface water
ZIP
98357
EPA system ID
105300012
- Health-based violations, last 10 years
- 17
- Resolved
- 15
- Unresolved
- 0
- Archived by EPA
- 2
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 203
Key facts
- Makah Neah Bay draws water from 3 wells, 1 surface water intake and 1 infiltration gallery (3 of them for emergency, seasonal or other part-time use).
- Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.087 mg/L, federal limit 0.06 mg/L (1.5 times the limit), 2023.
- Most recent formal enforcement: signed compliance agreement by EPA, April 1997.
- Record on file since 1976, with 5 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 653 service lines.
Check whether Makah Neah Bay serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
CARBON, TOTAL
Treatment technique failure
|
210 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
CARBON, TOTAL
Treatment technique failure
|
210 | Apr 1, 2025 | Resolved | No |
|
CARBON, TOTAL
Treatment technique failure
|
210 | Jan 1, 2025 | Resolved | No |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
|
CARBON, TOTAL
Treatment technique failure
|
210 | Oct 1, 2024 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2024 | Resolved | No |
|
CARBON, TOTAL
Treatment technique failure
|
210 | Jul 1, 2024 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.099 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jul 1, 2024 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Apr 1, 2024 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
|
220 | Jan 1, 2024 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
|
220 | Oct 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Jul 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Apr 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Jan 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2022 | Resolved | No |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Oct 1, 2022 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Public Notice
OTHER
|
Apr 3, 2025 | Resolved |
|
Public Notice
OTHER
|
Nov 28, 2024 | Resolved |
|
Public Notice
OTHER
|
Nov 21, 2024 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jul 1, 2024 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jun 1, 2024 | Resolved |
|
Public Notice
OTHER
|
May 24, 2024 | Resolved |
|
Chlordane
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Pentachlorophenol
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Benzo(a)pyrene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
2,4,5-TP
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
2,4-D
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Heptachlor epoxide
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Heptachlor
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
2,3,7,8-TCDD
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
LASSO
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Atrazine
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Carbofuran
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Dinoseb
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Picloram
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Simazine
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
OXAMYL
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Glyphosate
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Endothall
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Diquat
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Dalapon
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Toxaphene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Methoxychlor
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
BHC-GAMMA
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Endrin
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Styrene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Toluene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Benzene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
CARBON, TOTAL
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Mar 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jul 1, 2023 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Mar 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2022 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
May 1, 2022 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
May 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2022 | Resolved |
|
Selenium
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Beryllium, Total
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Nickel
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Mercury
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Chromium (total)
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Cadmium
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Barium
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Apr 1, 2021 | Resolved |
|
Selenium
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Beryllium, Total
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Nickel
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Mercury
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Chromium (total)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Cadmium
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Barium
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Selenium
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Asbestos
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Beryllium, Total
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Nickel
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Mercury
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Chromium (total)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Cadmium
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Barium
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Dec 13, 2016 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2016 | Resolved |
|
Asbestos
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 1976
EPA's records for Makah Neah Bay go back to 1976. Before October 19, 2016 they list 5 health-based violations (3 resolved, 2 archived by EPA without a recorded fix) and 538 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 10 |
| 1990s | 1 | 1 |
| 2000s | 1 | 60 |
| 2010 to October 18, 2016 | 3 | 467 |
| October 19, 2016 to 2019 | 0 | 90 |
| 2020s | 17 | 112 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began January 2016, Resolved.
Show all 5 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
Jan 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
Oct 1, 2015 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 104 µg/L, federal limit 80 µg/L (1.3 times the limit)
|
Jul 1, 2015 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2002 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Sep 7, 1999 | Archived |
Enforcement actions
EPA took 1 formal enforcement action against Makah Neah Bay in 1997. The most recent was a signed compliance agreement in April 1997.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Apr 7, 1997 | EPA | Signed compliance agreement | 1 violation: Lead and Copper Rule |
What the violations mean
Total Trihalomethanes (TTHMs)
8 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
CARBON, TOTAL
5 incidentsThe system did not complete a treatment step or action that federal rules require for CARBON, TOTAL (a treatment technique violation).
The utility had to notify customers about each of these violations.
Haloacetic Acids (HAA5)
2 incidentsHaloacetic acid byproducts exceeded the federal limit
Long-term exposure to HAAs may increase cancer risk
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Interim Enhanced Surface Water Treatment Rule
1 incidentThe system did not meet a filtration or treatment requirement for surface water
Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through
Where the water comes from
Makah Neah Bay draws water from 3 wells, 1 surface water intake and 1 infiltration gallery (3 of them for emergency, seasonal or other part-time use).
Annual water quality report
Makah Neah Bay must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by EPA Region 10.
Certified drinking water labs by state EPA guidance for private wells