CITY OF REDWOOD CITY
PWSID: CA4110022 · Redwood City, CA · Serves 92,819 people
According to EPA Safe Drinking Water Information System (SDWIS), CITY OF REDWOOD CITY (PWSID CA4110022) in Redwood City, CA is listed as a CWS water system covering about 92,819 people. The same extract lists 3 health-based violation records spanning 2015-2015. Those 3 health-based rows for CITY OF REDWOOD CITY cover contaminants such as Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
CITY OF REDWOOD CITY has 3 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. 1 distinct EPA contaminant code appears in this system's record, including Surface Water Treatment Rule. Recorded violations span 2015–2015. Day-to-day primacy enforcement for this system runs through the California 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 California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CA4110022
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Redwood City, CA
- Population Served
- 92,819
- Health Violations
- Yes (3)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Surface Water Treatment Rule | 3 | 3 |
Violation History (3)
| Contaminant | Health | Date |
|---|---|---|
| Surface Water Treatment Rule | Yes | Mar 1, 2015 |
| Surface Water Treatment Rule | Yes | Mar 1, 2015 |
| Surface Water Treatment Rule | Yes | Mar 1, 2015 |
Frequently Asked Questions
What does EPA SDWIS list for CITY OF REDWOOD CITY?
How many people does CITY OF REDWOOD CITY serve?
What violations does CITY OF REDWOOD CITY have?
What contaminants have been found in CITY OF REDWOOD CITY water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CITY OF REDWOOD CITY on cumulative violation count (3) and EPA-reported population served (92,819). Violation-count peers include Mohegan Tribal Utility Authority, RED CLIFF NORTH, Tesuque Pueblo. Population peers include LAWTON, COWETA WATER & SEWER AUTH., ECWA AMHERST.
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
CITY OF REDWOOD CITY (CA4110022) is drawn from EPA SDWIS. Nearby county systems in this extract include SFPUC CITY DISTRIBUTION DIVISION; CITY OF DALY CITY; CITY OF SAN BRUNO; NORTH COAST COUNTY WATER DIST. Health-based rows (3 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.