Walls Water Assn- Lake Forest
MS0170043 · Groundwater · 9,298 people served system-wide
A municipal system, in-state city, and served county all agree with this Census ZCTA.
No active health-based record in this imported snapshot
Find this utility’s official report →Measurements (1)
An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.
Lead (90th percentile)
EPA SDWIS Lead and Copper Rule samples
Below action level- Reported level
- Action level
5% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (4)
Imported violation history for Walls Water Assn- Lake Forest| Rule | Status | Period |
|---|
| TTHM | Resolved | Jan 1, 2024 to Dec 31, 2024 |
| Total Haloacetic Acids (HAA5) | Resolved | Jan 1, 2024 to Dec 31, 2024 |
| TTHM | Resolved | Jan 1, 2023 to Dec 31, 2023 |
| Total Haloacetic Acids (HAA5) | Resolved | Jan 1, 2023 to Dec 31, 2023 |
Walls Water Association
MS0170019 · Groundwater · 2,999 people served system-wide
A municipal system, in-state city, and served county all agree with this Census ZCTA.
No active health-based record in this imported snapshot
Find this utility’s official report →Measurements (1)
An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.
Lead (90th percentile)
EPA SDWIS Lead and Copper Rule samples
Below action level- Reported level
- Action level
4% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (4)
Imported violation history for Walls Water Association| Rule | Status | Period |
|---|
| Chlorine | Resolved | Jan 1, 2025 to Mar 31, 2025 |
| Chlorine | Resolved | Apr 1, 2024 to Jun 30, 2024 |
| Total Haloacetic Acids (HAA5) | Resolved | Jan 1, 2024 to Dec 31, 2024 |
| TTHM | Resolved | Jan 1, 2024 to Dec 31, 2024 |