Shelby County, Iowa
SDWIS compliance plate
Sheet IA165 · Shelby County 8 sys · 459 viol · #2544/3254
VIOL-SEVERE · HEALTH-LOW · RANK-LOWER · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-TINY · BOOK-FULL
- VIOL-SEVERE 100.0% flagged
- HEALTH-LOW 5.2% health
- RANK-LOWER #2544/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-CLEAN 0.0% detect
- SRC-GW GW lead 100%
- SYS-TINY 8 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, Shelby County ranks #2,544 of 3,254 counties by people served, and #75 of 99 counties in Iowa. See methodology · corpus placement.
Shelby 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 5.2% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #2,544 of 3,254 · #75 of 99 in Iowa.
Flagged-rate neighbourhood around Shelby County
Lowest/highest poles plus in-state counties nearest Shelby County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Harlan Municipal Utilities | 5,067 | 2 | Clean |
| Shelby Water Supply | 727 | 77 | - |
| Elk Horn Muni Water Works | 631 | 61 | - |
| Earling Water Supply | 397 | 17 | - |
| Irwin Municipal Supply | 313 | 52 | - |
| Defiance Water Department | 250 | 205 | - |
| Panama Water Works | 235 | 10 | - |
| Portsmouth Water Supply | 182 | 35 | Clean |
Compare beyond Iowa
Mid-flagged peers for Shelby County
Cross-state counties nearest Shelby County on flagged-system share (100.0%) and cumulative violation count (459). 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.