Non-Compliance
Clean Air Act
Clean Water Act
DAYTON OAKS ELEMENTARY SCHOOL
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
4691 TEN OAKS ROAD
DAYTON, MD 21036
View on map ↗ - County
- HOWARD County
- Industry
- Educational Services
- NAICS (North American Industry Classification)
- 611110
- Inspections
- 1 · last Dec 9, 2025
- Total Penalties
- $0
- Registry ID
- 110032592996
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
7
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Coliform, fecal general | DMR, Limited - Numeric Violation | 776.55 MPN/100mL | 2.20 | +35,198% | Dec 2025 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 412.00 mg/L | 250.00 | +65% | Dec 2025 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 776.50 mg/L | 500.00 | +55% | Dec 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,209.80 MPN/100mL | 2.20 | +54,891% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | Jul 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 38.00 mg/L | 30.00 | +27% | Apr 2025 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 481.00 mg/L | 250.00 | +92% | Dec 2024 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 906.00 mg/L | 500.00 | +81% | Dec 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 35.00 mg/L | 30.00 | +17% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Jul 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | May 2024 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 947.00 mg/L | 500.00 | +89% | Dec 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 385.05 MPN/100mL | 2.20 | +17,402% | Dec 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 450.50 mg/L | 250.00 | +80% | Dec 2023 | Open |
| Nitrogen, nitrite total [as N] | DMR, Limited - Numeric Violation | 2.50 mg/L | 1.00 | +150% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.00 mg/L | 30.00 | +20% | Feb 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.01 MGD | 0.01 | +95% | Jan 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 264.00 mg/L | 250.00 | +6% | Dec 2022 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 598.00 mg/L | 500.00 | +20% | Dec 2022 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 267.50 mg/L | 250.00 | +7% | Dec 2021 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 539.00 mg/L | 500.00 | +8% | Dec 2021 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 934.00 mg/L | 500.00 | +87% | Dec 2018 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 378.50 mg/L | 250.00 | +51% | Dec 2018 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 717.00 mg/L | 500.00 | +43% | Dec 2018 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 317.00 mg/L | 250.00 | +27% | Dec 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.00 mg/L | 30.00 | +20% | Mar 2018 | Open |
| Chloride | DMR, Limited - Numeric Violation | 550.00 mg/L | 250.00 | +120% | Dec 2017 | Open |
| Chloride | DMR, Limited - Numeric Violation | 298.50 mg/L | 250.00 | +19% | Dec 2017 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 858.50 mg/L | 500.00 | +72% | Dec 2017 | Open |
| Chloride | DMR, Limited - Numeric Violation | 518.00 mg/L | 250.00 | +107% | Dec 2016 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 701.00 mg/L | 500.00 | +40% | Dec 2016 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 10.10 mg/L | 10.00 | +1% | Apr 2016 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 16.80 mg/L | 12.00 | +40% | Apr 2016 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 11.50 MPN/100mL | 2.00 | +475% | Dec 2015 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 558.50 mg/L | 500.00 | +12% | Dec 2015 | Open |
| Chloride | DMR, Limited - Numeric Violation | 308.50 mg/L | 250.00 | +23% | Dec 2015 | Open |
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