Benton County, Iowa
SDWIS compliance plate
Sheet IA011 · Benton County 24 sys · 1,562 viol · #1821/3254
VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-SMALL · BOOK-FULL
- VIOL-SEVERE 91.7% flagged
- HEALTH-LOW 15.6% health
- RANK-MID #1821/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-CLEAN 0.0% detect
- SRC-GW GW lead 83%
- SYS-SMALL 24 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Pocahontas County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Benton County ranks #1,821 of 3,254 counties by people served, and #30 of 99 counties in Iowa. See methodology · corpus placement.
Benton County standing, lower-flagged corpus third
Flagged-system rate 91.7% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 15.6% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,821 of 3,254 · #30 of 99 in Iowa.
Flagged-rate neighbourhood around Benton County
Lowest/highest poles plus in-state counties nearest Benton County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Vinton Municipal Water Dept | 4,938 | 28 | Clean |
| Belle Plaine Water Dept | 2,380 | 37 | Clean |
| Atkins Municipal Water Works | 2,056 | 93 | - |
| Poweshiek Water Association (Cr) | 2,000 | 1 | - |
| Urbana Water Supply | 1,554 | 4 | - |
| Shellsburg Water Supply | 961 | 89 | - |
| Newhall Water Supply | 881 | 68 | - |
| Van Horne Water Works | 779 | 53 | - |
| Blairstown Water Supply | 738 | 54 | - |
| Keystone Water Supply | 599 | 142 | - |
| Norway City Water Supply | 466 | 76 | - |
| Clover Ridge Subdivision | 413 | 63 | - |
| Garrison Water Supply | 344 | 0 | - |
| Timber Ridge | 225 | 245 | - |
| Mount Auburn Water Supply | 162 | 21 | - |
| Oakgrove Christian Church | 140 | 75 | - |
| Knapp Creek Event Center | 100 | 172 | - |
| Lazy Acres | 99 | 45 | - |
| Walnut Street Well | 45 | 21 | - |
| Bullys Angle Inn | 42 | 0 | - |
| Benton County Nature Center/Rodgers Pk | 35 | 7 | - |
| Terry Water Association | 25 | 60 | - |
| West Well (Walford) | 25 | 205 | - |
| Wildcat Bluff-Benton Conservation | 25 | 3 | - |
Compare beyond Iowa
Lower-flagged peers for Benton County
Cross-state counties nearest Benton County on flagged-system share (91.7%) and cumulative violation count (1,562). In-state neighbours stay on the compliance plate above.
Similar flagged-system rate
Nearest cross-state counties by % of SDWIS systems with at least one violation on record.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.