Delaware County, Iowa
SDWIS compliance plate
Sheet IA055 · Delaware County 28 sys · 2,892 viol · #2406/3254
VIOL-SEVERE · HEALTH-MID · RANK-LOWER · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-SMALL · BOOK-FULL
- VIOL-SEVERE 100.0% flagged
- HEALTH-MID 23.3% health
- RANK-LOWER #2406/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-CLEAN 0.0% detect
- SRC-GW GW lead 100%
- SYS-SMALL 28 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, Delaware County ranks #2,406 of 3,254 counties by people served, and #65 of 99 counties in Iowa. See methodology · corpus placement.
Delaware 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 23.3% 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 #2,406 of 3,254 · #65 of 99 in Iowa.
Flagged-rate neighbourhood around Delaware County
Lowest/highest poles plus in-state counties nearest Delaware County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Manchester Water Supply | 5,077 | 7 | Clean |
| Earlville Muni Water Supply | 724 | 147 | - |
| Hopkinton Municipal Utilities | 622 | 43 | - |
| Backbone State Park | 508 | 82 | - |
| Delhi Water Supply | 420 | 328 | - |
| Colesburg Water Supply | 386 | 40 | - |
| Ryan Water Supply | 350 | 133 | - |
| Hart Ridge Golf Course | 167 | 110 | - |
| Delaware Municipal Water Supply | 142 | 74 | - |
| Hartwick Point Well | 120 | 174 | - |
| Pin Oak Pub & Links | 100 | 89 | - |
| Penn Center Inc | 89 | 87 | - |
| Backbone Golf and Country Club | 64 | 84 | - |
| Twin Bridges Park - Delaware C.c.b. | 61 | 11 | - |
| Eip Manufacturing, LLC | 60 | 180 | - |
| Clair-View Acres Waterworks LLC | 56 | 198 | - |
| Baileys Ford Park - Delaware Ccb | 55 | 48 | - |
| Lost Beach Resort | 50 | 7 | - |
| Rocky Nook Association, Inc. | 50 | 250 | - |
| Big River United Energy LLC | 50 | 18 | - |
| Manchester Fish Hatchery | 43 | 33 | - |
| Dollar General (Earlville) | 40 | 6 | - |
| Delhi Lakeview Estates | 35 | 200 | - |
| Tri-State Raceway | 27 | 21 | - |
| Turtle Creek Park - Delaware C.c.b. | 27 | 23 | - |
| Big House | 27 | 267 | - |
| Lazy T Campground | 25 | 217 | - |
| R Place | 25 | 15 | - |
Compare beyond Iowa
Mid-flagged peers for Delaware County
Cross-state counties nearest Delaware County on flagged-system share (100.0%) and cumulative violation count (2,892). 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.