Compare Regulations
Compare state baseline against local requirements in a single view
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Compare state baseline against local requirements in a single view
Rows with an amber indicator differ across selections.
| Field | State Texas TCEQ | Local City of San Antonio / Bexar County City of San Antonio Development Services Department (DSD); San Antonio River Authority (SARA) for river-adjacent projects; Edwards Aquifer Authority (EAA) for recharge/contributing zone sites |
|---|---|---|
| Permit | ||
| Permit / Authorization | Construction General Permit (TXR150000) | City of San Antonio Stormwater Permit + Edwards Aquifer Protection Program (EAPP) Review (where applicable) |
| Submit To | TCEQ | City of San Antonio Development Services Department (DSD); San Antonio River Authority (SARA) for river-adjacent projects; Edwards Aquifer Authority (EAA) for recharge/contributing zone sites |
| Lead Time | Must file NOI and receive authorization before construction begins | DSD plan review: 2–6 weeks; EAA permit review: 30–60 days for projects in Recharge Zone |
| Application Method | Online via TCEQ Water Quality ePay system | City: AMANDA online permitting portal (cosagis.com); EAA: paper application to EAA offices |
| Fee | $325 for projects disturbing < 5 acres; $525 for ≥ 5 acres | City permit fee based on project size; EAA Protection Program review fee: $500–$2,000+ depending on acreage and zone |
| Water Quality | ||
| Impervious Cover Limit | No statewide limit | Recharge Zone: 15% max impervious cover (EAA rule); Contributing Zone: 30% max in some subwatersheds; Urban areas outside protected zones: no citywide cap but water quality controls required |
| On-Site Treatment Required | Not specified at state level | Yes |
| Detention Required | Not specified at state level | Yes — Detention required per SARA Drainage Criteria Manual for 2-year and 100-year storms; Recharge Zone sites must demonstrate 100% on-site infiltration of the 100-year storm with no surface discharge in some areas |
| Turbidity / Discharge Standard | Not specified in CGP; discharges must not cause or contribute to violations of water quality standards | No local numeric NTU limit; compliance with Edwards Aquifer Protection Program water quality standards required; TCEQ TXR150000 narrative standard applies |
| SWPPP | ||
| SWPPP / Local Plan Required | Yes | Yes — SWPPP per TCEQ + City Erosion Control Plan required as part of grading permit |
| PE Stamp Required | No | Yes |
| Inspections | ||
| Inspection Requirements | Every 14 days and within 24 hours of a rainfall event producing ≥ 0.5 inches | City DSD inspects grading and drainage installations. SARA inspects permitted work near river corridor. EAA may conduct compliance inspections for Recharge Zone activities. |
| Inspector Qualification | Stormwater Pollution Prevention Plan (SWPPP) Inspector — no state license required but must be knowledgeable | PE-of-record responsible for compliance; no additional local certification beyond TCEQ requirements |
| Design & Zones | ||
| Local Design Manual | N/A — state level | San Antonio River Authority (SARA) Drainage Criteria Manual + City of San Antonio Stormwater Design Guide |
| Special Overlay Zones | N/A — see local jurisdictions | Edwards Aquifer Recharge Zone, Edwards Aquifer Contributing Zone, SARA River Corridor / Greenway, FEMA Floodplain (Special Flood Hazard Area) |