Collection, treatment, and disposal of waste through a sewer system · South Carolina
North Charleston Sewer District WWTP
Charleston, SC · ~34 workers · 4 years of OSHA Injury Tracking Application data.
- F
- Failing Safety Record
- 4.2
- Avg TCR
- 1.2
- Industry avg
- 0
- Fatalities
The verdict
North Charleston Sewer District WWTP runs at 351% of its industry's injury rate - far more dangerous than the typical Collection, treatment, and disposal of waste through a sewer system workplace, earning a grade F.
North Charleston Sewer District WWTP: 4.2 TCR = 351% of Collection, treatment, and disposal of waste through a sewer system BLS 1.2 · 4y Form 300A (see methodology below)
North Charleston Sewer District WWTP safety composite
North Charleston Sewer District WWTP scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).
61/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 4.21 per 100 workers
Safer than 52% of industry peers
- DART rate
- B 0 per 100 workers
Safer than 80% of industry peers
- Fatalities
- D 0
Safer than 50% of industry peers
Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).
Rising injury rate
North Charleston Sewer District WWTP: 2.9 → 3.5 TCR
Peak year 2023 @ 6.9 TCR · DART/TCR 0× in 2024
North Charleston Sewer District WWTP's TCR rose 0.6 from 2.9 in 2021 to 3.5 in 2024. Peak filing year was 2023 at 6.9 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 221320 · Charleston, SC ABOVE-IND · SMALL
Grade F · TCR 4.2 · 351% of ind
- DART 0.0 DART
- RANK #7/10
- PHOTO Algoma
- BOOK 4y book
- INJ 4 inj
- SIZE ~34 FTE
Nearest TCR peer: Algoma (0.0 TCR gap)
Read with this employer → · Industry book → · South Carolina employers → · Look up another →
North Charleston Sewer District WWTP in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- Union Sanitary
Union Sanitary District
4.3 TCR
- West Basin, CA
West Basin, CA
4.3 TCR
- This site
North Charleston Sewer District WWTP
4.2 TCR
- Algoma
Algoma
4.2 TCR
- Utilities - Wa
Utilities - Wastewater Collections
4.2 TCR
What this shows North Charleston Sewer District WWTP averages 4.2 TCR (351% of the Collection, treatment, and disposal of waste through a sewer system BLS benchmark).
North Charleston Sewer District WWTP TCR series: 2021=2.9 · 2022=3.4 · 2023=6.9 · 2024=3.5 · BLS 1.2
Where North Charleston Sewer District WWTP falls in its industry
400 Collection, treatment, and dis establishmentsSafer than 52% of graded establishments in this industry, whose median TCR is 4.4.
Narrower to South Carolina alone (the establishments it most directly competes with for workers and contracts): ranked #7 safest of 10 Collection, treatment, and dis employers in South Carolina.
North Charleston Sewer District WWTP has fewer employees than the Collection, treatment, and disposal of w median and a lower injury rate than the industry's median TCR of 4.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.
Year-by-Year Safety Data
| Year | TCR | DART | Injuries | Illnesses | Fatalities |
|---|---|---|---|---|---|
| 2024 | 3.5 | 0.0 | 1 | 0 | 0 |
| 2023 | 6.9 | 3.5 | 2 | 0 | 0 |
| 2022 | 3.4 | 0.0 | 0 | 1 | 0 |
| 2021 | 2.9 | 2.9 | 1 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
221320 · SC · Charleston
400 Collection, treatment, and disposal of waste through a sewer system employers nationwide with a credible TCR · 7,610 rated employers in South Carolina with headcount on file · 341 employers in Charleston, SC · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.
| Rel | Establishment | Metric |
|---|---|---|
| NAICS-TCR | Algoma | 4.2 TCR |
| NAICS-TCR | Utilities - Wastewater Collections | 4.2 TCR |
| NAICS-TCR | Union Sanitary District | 4.3 TCR |
| NAICS-TCR | West Basin, CA | 4.3 TCR |
| STATE-SIZE | TLG TURF | 34 FTE |
| STATE-SIZE | ArborGen Inc. Headquarters | 34 FTE |
| STATE-SIZE | Lancaster Operations Center | 34 FTE |
| STATE-SIZE | Marlboro Electric Cooperative Headquarters Office | 34 FTE |
| CITY-NEAR | Medical University Hospital Authority | 8,204 FTE |
| CITY-NEAR | Medical University of South Carolina | 5,881 FTE |
| CITY-NEAR | SC-03 | 4,525 FTE |
| CITY-NEAR | SAFETY MANAGEMENT DIVISION | 1,790 FTE |
| NAT-TCR | Palmetto Subacute | 4.2 TCR |
| NAT-TCR | Niello Audi | 4.2 TCR |
| NAT-TCR | Delta Air Lines - DTW | 4.2 TCR |
| NAT-TCR | Supported Community Lifestyles Personnel Stillwater, Inc. | 4.2 TCR |
| NAT-SIZE | Munie Trenching & Excavating, Inc. | 34 FTE |
| NAT-SIZE | Legacy Wendy's-140 | 34 FTE |
| NAT-SIZE | Container Graphics WBL | 34 FTE |
| NAT-SIZE | The Lanes | 34 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.