Drinking water quality · 2024
· Verified
What's in Poweshiek Water Association, IA tap water
18 contaminants were measured in the Poweshiek Water Association, 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
Where your water comes from · EPA SDWIS
Poweshiek Water Association, IA's drinking water comes from ground water, drawn from 14 sources.
Source
- WELL #14
- WELL #13
- WELL #12
- WELL # 1
- + 10 more
Treatment
- TREATMENT PLANT #1
- TREATMENT PLANT #2
Distribution
Historical readings · EPA Six-Year Review (2012–2019)
17 historically-detected contaminants in Poweshiek Water Association, 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) |
|---|---|---|---|
TTHM worst: 2019 | 0.0726 mg/L 91% | 0.08 mg/L | '12'13'14'15'16'17'18'19 |
HAA5 worst: 2016 | 0.0439 mg/L within | 0.06 mg/L | '12'13'14'15'16'17'18'19 |
FLUORIDE worst: 2013 | 0.6 mg/L within | 4 mg/L | '13 |
SELENIUM worst: 2013 | 0.0032 mg/L within | 0.05 mg/L | '13 |
NITRATE worst: 2016 | 0.5 mg/L within | 10 mg/L | '12'13'15'16'17'18'19 |
BARIUM worst: 2013 | 0.0216 mg/L within below national p90 | 2 mg/L | '13 |
COPPER worst: 2013 | 0.0973 mg/L below national p90 | — | '13'16'19 |
LEAD worst: 2013 | 0.0039 mg/L | — | '13'16'19 |
DBAA worst: 2012 | 0.00275 mg/L | — | '12'13'14'15'16'17'18 |
DCAA worst: 2012 | 0.019 mg/L | — | '12'13'14'15'16'17'18'19 |
MBAA worst: 2016 | 0.00133 mg/L | — | '16 |
MCAA worst: 2012 | 0.00583 mg/L | — | '12'13'14'15'16'17'18'19 |
TCAA worst: 2012 | 0.0064 mg/L | — | '12'13'14'15'16'17'18'19 |
BROMODICHLOROMETHANE worst: 2012 | 0.00804 mg/L | — | '12'13'14'15'16'17'18'19 |
BROMOFORM worst: 2013 | 0.001 mg/L | — | '13'14'15'16'17 |
CHLOROFORM worst: 2012 | 0.0163 mg/L | — | '12'13'14'15'16'17'18'19 |
DIBROMOCHLOROMETHANE worst: 2012 | 0.00468 mg/L | — | '12'13'14'15'16'17'18'19 |
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
| |||
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitriteA compound from fertilizer runoff, sewage, and erosion of natural deposits. | 0–0.1 mg/LRangeSystem-wide | 1 mg/LMRDL | Within the limit |
+By source (2)— Nw Plant, J Ave. Plant
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | Not detectedReported level2023 Annual Average | None set | None detected |
+By source (5)— 2023 Annual Average, 2020 Annual Average, 2021 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, 2021 Annual Average, 2022 Annual Average +2 more
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 2.7Reported level2021 Annual Average | None set | Detected — no federal limit |
+By source (7)— J Ave. Plant, Nw Plant, 2021 Annual Average +4 more
| |||
| 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, J Ave. Plant, 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. | 3.07 NTUReported levelNw 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 Poweshiek Water Association, IA's water
+Is Poweshiek Water Association, IA tap water safe to drink in 2024?
Every one of the 18 contaminants measured in Poweshiek Water Association, 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 Poweshiek Water Association, IA tap water?
18 contaminants were measured in Poweshiek Water Association, 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 Poweshiek Water Association, 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 Poweshiek Water Association, 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 Poweshiek Water Association, 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.