Lake Arrowhead
Published drinking-water records and contacts for Lake Arrowhead. System MS0730010. Review sources and dates; not a real-time water assessment.
- System ID
- MS0730010
- State or territory
- MS
- Published population served
- 174
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 11 — 1993-07-01 – 2023-12-31
- Mississippi selected chemical sample panels: 9 — 2026-09-22 – 2026-09-22
Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.
Published testing results
Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.
“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example
Lead and copper: 90th-percentile summaries
These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile
| Substance | Published 90th percentile | Monitoring period | Source quarter |
|---|---|---|---|
| Lead (PB90) | 0 mg/L | 2021-01-01 – 2023-12-31 | 2026Q3 |
| Lead (PB90) | 0.0004 mg/L | 2018-01-01 – 2020-12-31 | 2026Q3 |
| Lead (PB90) | 0.003 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0.0033 mg/L | 2015-01-01 – 2015-12-31 | 2026Q3 |
| Lead (PB90) | 0.0017 mg/L | 2014-01-01 – 2014-12-31 | 2026Q3 |
| Lead (PB90) | 0.0483 mg/L | 2010-01-01 – 2010-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2000-01-01 – 2000-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 1996-01-01 – 1996-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| NITRATE-NITRITE | < .05 mg/L | 2026-09-22 | TF101 / Mississippi selected chemical sample panels |
| NITRATE | < .05 mg/L | 2026-09-22 | TF101 / Mississippi selected chemical sample panels |
| NITRITE | < .05 mg/L | 2026-09-22 | TF101 / Mississippi selected chemical sample panels |
| NITRATE-NITRITE | < .05 mg/L | 2026-09-22 | TF102 / Mississippi selected chemical sample panels |
| NITRATE | < .05 mg/L | 2026-09-22 | TF102 / Mississippi selected chemical sample panels |
| NITRITE | < .05 mg/L | 2026-09-22 | TF102 / Mississippi selected chemical sample panels |
| NITRATE-NITRITE | < .05 mg/L | 2026-09-22 | TF103 / Mississippi selected chemical sample panels |
| NITRATE | < .05 mg/L | 2026-09-22 | TF103 / Mississippi selected chemical sample panels |
| NITRITE | < .05 mg/L | 2026-09-22 | TF103 / Mississippi selected chemical sample panels |
State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.
Download state records with source notes (CSV)
Published compliance history
21 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
| Rule / record | Period | Recorded status | Health-based (EPA classification) | Source quarter |
|---|---|---|---|---|
| Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation | 2021-09-26 – — | Resolved | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2021-07-01 – 2021-09-30 | Resolved | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2006-11-01 – 2006-11-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2006-10-01 – 2006-10-31 | Archived | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2006-10-01 – 2006-12-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2006-09-01 – 2006-09-30 | Archived | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2006-07-01 – 2006-09-30 | Archived | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2006-07-01 – 2006-09-30 | Archived | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2006-04-01 – 2006-06-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2000-01-06 – 2000-02-06 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1998-12-01 – 1999-01-01 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1998-11-19 – 1998-12-19 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1998-07-15 – 1998-08-15 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1996-07-01 – 1996-07-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Major (TCR) | 1996-06-01 – 1996-06-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1994-03-01 – 1994-03-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1993-01-04 – 1993-02-03 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1992-11-01 – 1992-11-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Notification, Public | 1992-06-01 – 1992-06-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1991-03-01 – 1991-03-31 | Archived | No | 2026Q3 |
Source dates and refresh checks
A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.
- EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
- EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
- EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
- Mississippi selected chemical sample panels — last successful check: 2026-10-17
Administrative contact (EPA filing)
Cobb, Venessa: 662-629-1426
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.