Anchor Bay WWTF
Anchor Bay, CA · Mendocino County · Publicly Owned Treatment Works
- Average flow
- 0.0064 MGD
- Design flow
- 0.02 MGD
- NPDES permit
- CA0024040
- Expired
- Permit expires
- May 2026
- Population served
- 95
- CWNS 2022
Anchor Bay WWTF is a publicly owned wastewater treatment works in Anchor Bay, Mendocino County, California treating an average of 0.0064 million gallons per day against a permitted design capacity of 0.02 MGD, serving about 95 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit CA0024040 (expired), which expires in May 2026, with 110 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 110
- Effluent violations
- 32
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Anchor Bay WWTF.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in California
Ukiah · 30 mi away
—
Cloverdale · 30 mi away
—
Mendocino · 37 mi away
0.06 MGD
Guerneville · 38 mi away
0.35 MGD
Healdsburg · 41 mi away
0.75 MGD
Forestville · 43 mi away
0.1 MGD
Willits · 44 mi away
—
Graton · 45 mi away
0.28 MGD
Anchor Bay WWTF: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated November 6, 2025.