Marion County, South Carolina
SDWIS compliance plate
Sheet SC067 · Marion County 6 sys · 69 viol · #1246/3254
VIOL-SEVERE · HEALTH-MID · RANK-UPPER · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-TINY · BOOK-FULL
- VIOL-SEVERE 66.7% flagged
- HEALTH-MID 29.0% health
- RANK-UPPER #1246/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-CLEAN 0.0% detect
- SRC-GW GW lead 100%
- SYS-TINY 6 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Aiken County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Marion County ranks #1,246 of 3,254 counties by people served, and #26 of 46 counties in South Carolina. See methodology · corpus placement.
Marion County standing, lower-flagged corpus third
Flagged-system rate 66.7% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 29.0% is health-based share above the upper 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 #1,246 of 3,254 · #26 of 46 in South Carolina.
Flagged-rate neighbourhood around Marion County
Lowest/highest poles plus in-state counties nearest Marion County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Marco Rural Water Co (Sc3320001) | 17,120 | 25 | Clean |
| Gsw&sa-Marion City of (Sc3310001) | 9,104 | 4 | Clean |
| Mullins City of (Sc3310002) | 7,366 | 28 | Clean |
| Gsw&sa-Nichols Town of (Sc3310003) | 678 | 12 | - |
| Primo-Food Lion 1597 (Sc3380001) | 26 | 0 | - |
| Primo-Walmart 1829 (Sc3380002) | 26 | 0 | - |
Compare beyond South Carolina
Lower-flagged peers for Marion County
Cross-state counties nearest Marion County on flagged-system share (66.7%) and cumulative violation count (69). 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.