LANDS OF PROMISE MWC
PWSID: CA1500424 · Rosamond, CA · Serves 174 people
According to EPA Safe Drinking Water Information System (SDWIS), LANDS OF PROMISE MWC (PWSID CA1500424) in Rosamond, CA is listed as a CWS water system covering about 174 people. The same extract lists 49 health-based violation records spanning 2016-2025. Those 49 health-based rows for LANDS OF PROMISE MWC cover contaminants such as Arsenic, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
LANDS OF PROMISE MWC has 49 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. 2 distinct EPA contaminant codes appear in this system's record, including Arsenic, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2016–2025. 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)
- CA1500424
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Rosamond, CA
- Population Served
- 174
- Health Violations
- Yes (49)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 48 | 48 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (49)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Oct 1, 2025 |
| Arsenic | Yes | Jul 1, 2025 |
| Arsenic | Yes | Apr 1, 2025 |
| Arsenic | Yes | Jan 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Jul 1, 2022 |
| Arsenic | Yes | Jul 1, 2022 |
| Arsenic | Yes | Apr 1, 2022 |
| Arsenic | Yes | Apr 1, 2022 |
| Arsenic | Yes | Jan 1, 2022 |
| Arsenic | Yes | Oct 1, 2021 |
| Arsenic | Yes | Jul 1, 2021 |
| Arsenic | Yes | Apr 1, 2021 |
| Arsenic | Yes | Jan 1, 2021 |
| Arsenic | Yes | Oct 1, 2020 |
| Arsenic | Yes | Jul 1, 2020 |
| Arsenic | Yes | Jan 1, 2020 |
| Arsenic | Yes | Oct 1, 2019 |
| Arsenic | Yes | Jul 1, 2019 |
| Arsenic | Yes | Apr 1, 2019 |
| Arsenic | Yes | Jan 1, 2019 |
| Arsenic | Yes | Oct 1, 2018 |
| Arsenic | Yes | Jul 1, 2018 |
| Arsenic | Yes | Apr 1, 2018 |
| Arsenic | Yes | Jan 1, 2018 |
| Arsenic | Yes | Oct 1, 2017 |
| Arsenic | Yes | Jul 1, 2017 |
| Arsenic | Yes | Apr 1, 2017 |
| Arsenic | Yes | Jan 1, 2017 |
| Arsenic | Yes | Oct 1, 2016 |
| Arsenic | Yes | Jul 1, 2016 |
| Arsenic | Yes | Apr 1, 2016 |
| Arsenic | Yes | Jan 1, 2016 |
Frequently Asked Questions
What does EPA SDWIS list for LANDS OF PROMISE MWC?
How many people does LANDS OF PROMISE MWC serve?
What violations does LANDS OF PROMISE MWC have?
What contaminants have been found in LANDS OF PROMISE MWC water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LANDS OF PROMISE MWC on cumulative violation count (49) and EPA-reported population served (174). Violation-count peers include MARTIN WATER DEPARTMENT, MARTIN CO WATER DISTRICT #1, LINCOLN HILLS SUBDIVISION WS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
LANDS OF PROMISE MWC (CA1500424) is drawn from EPA SDWIS. Nearby county systems in this extract include DELANO, CITY OF; OILDALE MWC; TEJON CASTAC WD - I5 & LAVAL RD; VAUGHN WC INC. Health-based rows (49 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.