Drinking water quality · 2024
· Verified
What's in Glenbrook Cove Subdivision of Marion, IA tap water
18 contaminants were measured in the Glenbrook Cove Subdivision of Marion, IA water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 18
- Over federal limit
- 0
- Approaching the limit
- 2
- Service area
- IA
PFAS — EPA UCMR5 (2023–2025)
1 PFAS compound detected in Glenbrook Cove Subdivision of Marion, IA
The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.
Lithium
● Detected (no federal limit)2.4× the national p90 (76.59999999999991 mg/L across detecting U.S. systems)
Where your water comes from · EPA SDWIS
Glenbrook Cove Subdivision of Marion, IA's drinking water comes from ground water, drawn from 6 sources.
Source
- WELL #1
- WELL #4
- WELL #5
- WELL #6
- + 2 more
Treatment
- PLANT #1 FOR WELLS #1 AND #4
- PLANT #2 FOR WELLS #5 AND #8
- PLANT #4 FOR WELLS #6 AND #9
- + 1 more
Distribution
Historical readings · EPA Six-Year Review (2012–2019)
2 contaminants historically over EPA limits in Glenbrook Cove Subdivision of Marion, IA
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
GROSS BETA worst: 2015 | 12 mrem/yr 3.0× | 4 mrem/yr | '15 |
RADIUM 226 228 worst: 2015 | 5.6 pCi/L 1.1× above national p90 | 5 pCi/L | '12'15'16'17'18 |
FLUORIDE worst: 2019 | 1.96 mg/L within | 4 mg/L | '12'13'14'15'16'17'18'19 |
NITRITE worst: 2018 | 0.36 mg/L within | 1 mg/L | '13'18'19 |
NITRATE worst: 2018 | 1.4 mg/L within | 10 mg/L | '12'13'14'15'16'17'18'19 |
ARSENIC worst: 2019 | 0.0011 mg/L within below national p90 | 0.01 mg/L | '19 |
HAA5 worst: 2012 | 0.00623 mg/L within | 0.06 mg/L | '12 |
BARIUM worst: 2012 | 0.0817 mg/L within below national p90 | 2 mg/L | '12'19 |
TTHM worst: 2019 | 0.00286 mg/L within | 0.08 mg/L | '19 |
SELENIUM worst: 2019 | 0.0017 mg/L within | 0.05 mg/L | '19 |
COPPER worst: 2012 | 0.275 mg/L below national p90 | — | '12'15'18 |
LEAD worst: 2012 | 0.0091 mg/L | — | '12'15'18 |
DBAA worst: 2012 | 0.00096 mg/L | — | '12'17'19 |
MCAA worst: 2015 | 0.0019 mg/L | — | '15'19 |
TCAA worst: 2012 | 0.00527 mg/L | — | '12'15 |
BROMODICHLOROMETHANE worst: 2019 | 0.00099 mg/L | — | '19 |
CHLOROFORM worst: 2019 | 0.00059 mg/L | — | '19 |
DIBROMOCHLOROMETHANE worst: 2019 | 0.00128 mg/L | — | '19 |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 1.9–3.8 mg/LRangeSystem-wide | 4 mg/LMRDL | Approaching the limit |
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AtrazineA widely used agricultural herbicide that reaches water through runoff. | 0–0.5 ug/LRangeJ Ave. Plant | 3 ug/LMCL | Within the limit |
+By source (2)— J Ave. Plant, Nw Plant
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | Not detectedReported level2024 Annual Average | None set | None detected |
+By source (5)— 2024 Annual Average, 2022 Annual Average, 2023 Annual Average +2 more
| |||
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 16Reported level2023 Annual Average | None set | Detected — no federal limit |
+By source (5)— 2023 Annual Average, 2022 Annual Average, 2021 Annual Average +2 more
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| IronA naturally occurring metal common in groundwater. | 410Reported level2022 Annual Average | None set | Detected — no federal limit |
+By source (5)— 2022 Annual Average, 2024 Annual Average, 2023 Annual Average +2 more
| |||
| ManganeseA naturally occurring metal from soil and rock. | 479Reported level2021 Annual Average | None set | Detected — no federal limit |
+By source (5)— 2021 Annual Average, 2022 Annual Average, 2024 Annual Average +2 more
| |||
| SodiumA naturally occurring salt component. | 16.4Reported level2024 Annual Average | None set | Detected — no federal limit |
+By source (7)— 2024 Annual Average, 2021 Annual Average, Nw Plant +4 more
| |||
| ZincA naturally occurring metal that can also enter water from corroding pipes. | 9.8Reported level2024 Annual Average | None set | Detected — no federal limit |
+By source (5)— 2024 Annual Average, 2023 Annual Average, 2022 Annual Average +2 more
| |||
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 1.6–3.5RangeNw Plant | None set | Detected — no federal limit |
+By source (7)— Nw Plant, J Ave. Plant, 2023 Annual Average +4 more
| |||
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.02–3.07 NTURangeNw Plant | None set | Detected — no federal limit |
+By source (2)— Nw Plant, J Ave. Plant
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| RadonA naturally occurring radioactive gas that can dissolve into groundwater. | 297Reported level2020 Annual Average | None set | Detected — no federal limit |
+By source (5)— 2020 Annual Average, 2021 Annual Average, 2023 Annual Average +2 more
| |||
People also ask about Glenbrook Cove Subdivision of Marion, IA's water
+Is Glenbrook Cove Subdivision of Marion, IA tap water safe to drink in 2024?
Every one of the 18 contaminants measured in Glenbrook Cove Subdivision of Marion, IA's 2024 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Glenbrook Cove Subdivision of Marion, IA tap water?
18 contaminants were measured in Glenbrook Cove Subdivision of Marion, IA's 2024 Consumer Confidence Report, spanning metals, inorganic chemicals, and microbial. 8 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Are any contaminants in Glenbrook Cove Subdivision of Marion, IA tap water approaching the federal limit?
2 contaminants are between 80% and 100% of the federal limit in this report: Chlorine and Nitrate. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Glenbrook Cove Subdivision of Marion, IA's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Glenbrook Cove Subdivision of Marion, IA's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.