Washington County, Iowa
SDWIS compliance plate
Sheet IA183 · Washington County 25 sys · 2,007 viol · #1272/3254
VIOL-SEVERE · HEALTH-MID · RANK-UPPER · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-SMALL · BOOK-FULL
- VIOL-SEVERE 100.0% flagged
- HEALTH-MID 21.2% health
- RANK-UPPER #1272/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-HIGH 50.0% detect
- SRC-GW GW lead 96%
- SYS-SMALL 25 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Pottawattamie County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Washington County ranks #1,272 of 3,254 counties by people served, and #20 of 99 counties in Iowa. See methodology · corpus placement.
Washington County standing, mid-flagged corpus third
Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 21.2% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,272 of 3,254 · #20 of 99 in Iowa.
Flagged-rate neighbourhood around Washington County
Lowest/highest poles plus in-state counties nearest Washington County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Wapello Rural Water Assoc. | 17,263 | 26 | Detected |
| Washington Water Department | 7,362 | 48 | Clean |
| Kalona Water Dept | 2,630 | 42 | - |
| Wellman Municipal Waterworks | 1,524 | 222 | - |
| Riverside Water Supply | 1,060 | 36 | - |
| Brighton Municipal Water Supply | 600 | 74 | - |
| Ainsworth Water Works | 511 | 37 | - |
| Highland High School | 405 | 96 | - |
| Ainsworth 4 Corners Restaurant | 400 | 118 | - |
| Crawfordsville Water Supply | 277 | 16 | - |
| Hillcrest Academy | 202 | 172 | - |
| Mid-Prairie Home School Ed Center | 160 | 99 | - |
| Marr Park | 148 | 44 | - |
| West Chester Muni Wtr Supply | 144 | 68 | - |
| Timberline Estates | 95 | 20 | - |
| Pathway Christian School | 75 | 105 | - |
| Linn Hollow MHP LLC | 68 | 289 | - |
| Dairy Mart | 62 | 85 | - |
| City of Kalona - Southtown | 60 | 45 | - |
| Him Hearth N Home Cooking | 57 | 54 | - |
| Sunset Hills Estates Part 2 | 45 | 4 | - |
| Waldschmidt Subdivision | 45 | 85 | - |
| Crooked Creek Christian Camp | 43 | 147 | - |
| Eagles Nest Tap LLC | 42 | 19 | - |
| Windmill Ridge Campground | 27 | 56 | - |
Compare beyond Iowa
Mid-flagged peers for Washington County
Cross-state counties nearest Washington County on flagged-system share (100.0%) and cumulative violation count (2,007). 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.