MAKAH NEAH BAY
PWSID: 105300012 · Neah Bay, WA · Serves 1,300 people
According to EPA Safe Drinking Water Information System (SDWIS), MAKAH NEAH BAY (PWSID 105300012) in Neah Bay, WA is listed as a CWS water system covering about 1,300 people. The same extract lists 45 health-based violation records spanning 2015-2025. Those 45 health-based rows for MAKAH NEAH BAY cover contaminants such as TTHM, CARBON, TOTAL, Total Haloacetic Acids (HAA5); they remain historical EPA registry entries, not a current compliance or drinkability score.
MAKAH NEAH BAY has 45 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 5 distinct EPA contaminant codes appear in this system's record, including TTHM, CARBON, TOTAL, Total Haloacetic Acids (HAA5). Recorded violations span 2015–2025. Day-to-day primacy enforcement for this system runs through the Washington drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Washington state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- 105300012
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Neah Bay, WA
- Population Served
- 1,300
- Health Violations
- Yes (45)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 24 | 24 |
| CARBON, TOTAL | 10 | 10 |
| Total Haloacetic Acids (HAA5) | 7 | 7 |
| Interim Enhanced Surface Water Treatment Rule | 3 | 3 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (45)
| Contaminant | Health | Date |
|---|---|---|
| CARBON, TOTAL | Yes | Oct 1, 2025 |
| TTHM | Yes | Jul 1, 2025 |
| CARBON, TOTAL | Yes | Apr 1, 2025 |
| CARBON, TOTAL | Yes | Apr 1, 2025 |
| CARBON, TOTAL | Yes | Jan 1, 2025 |
| CARBON, TOTAL | Yes | Jan 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| CARBON, TOTAL | Yes | Oct 1, 2024 |
| CARBON, TOTAL | Yes | Oct 1, 2024 |
| CARBON, TOTAL | Yes | Oct 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Oct 1, 2022 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Oct 1, 2022 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
Frequently Asked Questions
What does EPA SDWIS list for MAKAH NEAH BAY?
How many people does MAKAH NEAH BAY serve?
What violations does MAKAH NEAH BAY have?
What contaminants have been found in MAKAH NEAH BAY water?
Compare beyond Washington
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MAKAH NEAH BAY on cumulative violation count (45) and EPA-reported population served (1,300). Violation-count peers include Pala North, EPCOR - LAKESIDE, HOMESTEAD WC. Population peers include OPPELO WATER DEPARTMENT, KATHERINE LANDING DWTP, THE GROVE AT ALTA RIDGE.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
MAKAH NEAH BAY (105300012) is drawn from EPA SDWIS. Nearby county systems in this extract include PORT ANGELES CITY OF; SEQUIM CITY OF; Dry Creek Water Association; WEST SEQUIM BAY INC. Health-based rows (45 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.