Non-Compliance
Clean Water Act
ASHLEIGH KNOLLS SHARED SEWAGE DISPOSAL FACILITY
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
-
7221 FAWN CROSSING DRIVE
CLARKSVILLE, MD 21029
View on map ↗ - County
- HOWARD County
- Inspections
- 2 · last Nov 12, 2025
- Total Penalties
- $0
- Registry ID
- 110038439936
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.
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 |
|---|---|---|---|---|---|---|
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 28.00 mg/L | 10.00 | +180% | Dec 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 472.62 mg/L | 321.51 | +47% | Dec 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 25.80 mg/L | 10.00 | +158% | Dec 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 30.50 mg/L | 10.00 | +205% | Dec 2025 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 12.50 mg/L | 10.00 | +25% | Dec 2025 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 24.00 mg/L | 10.00 | +140% | Dec 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.03 MGD | 0.03 | +3% | Jul 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.03 MGD | 0.03 | +3% | Jul 2025 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.03 MGD | 0.03 | +4% | Jun 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.03 MGD | 0.03 | +4% | Jun 2025 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +25% | May 2025 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +25% | May 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.07 MGD | 0.03 | +108% | Apr 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.07 MGD | 0.03 | +108% | Apr 2025 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +7% | Mar 2025 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +7% | Mar 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +15% | Jan 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +15% | Jan 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 24.50 MPN/100mL | 2.20 | +1,014% | Dec 2024 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 15.80 mg/L | 10.00 | +58% | Dec 2024 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.80 mg/L | 10.00 | +58% | Dec 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.05 MGD | 0.03 | +54% | Dec 2024 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 16.40 mg/L | 10.00 | +64% | Dec 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.05 MGD | 0.03 | +54% | Dec 2024 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.20 mg/L | 10.00 | +52% | Dec 2024 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 14.70 mg/L | 10.00 | +47% | Dec 2024 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 15.90 mg/L | 10.00 | +59% | Dec 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +14% | Oct 2024 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +14% | Oct 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.03 MGD | 0.03 | +3% | Sep 2024 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.03 MGD | 0.03 | +3% | Sep 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +8% | Jun 2024 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +8% | Jun 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 0.04 MGD | 0.03 | +22% | May 2024 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.04 MGD | 0.03 | +22% | May 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.03 MGD | 0.02 | +4% | Mar 2024 | Open |
| Nitrogen, nitrate total [as NO3] | DMR, Limited - Numeric Violation | 18.60 mg/L | 10.00 | +86% | Dec 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.03 MGD | 0.02 | +4% | Dec 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 30.00 mg/L | 10.00 | +200% | Dec 2023 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 515.00 mg/L | 500.00 | +3% | Dec 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 22.45 mg/L | 20.00 | +12% | Apr 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 32.40 mg/L | 20.00 | +62% | Mar 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 27.00 mg/L | 10.00 | +170% | Dec 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 40.00 MPN/100mL | 0.00 | +2,147,483,650% | Dec 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 21.35 mg/L | 20.00 | +7% | Oct 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 21.85 mg/L | 20.00 | +9% | Sep 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 21.62 mg/L | 20.00 | +8% | Jun 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 32.73 mg/L | 20.00 | +64% | May 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 28.71 mg/L | 20.00 | +44% | Apr 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Overdue | 43.33 mg/L | 20.00 | +117% | Mar 2022 | Resolved |
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