| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | administrative | operational | mandatory | Post-Construction Calculator Applicability | other | NOTE: This calculator is only to be used for projects that create and/or replace between 2,500 square feet and 5,000 square feet of impervious surface (or detached single family homes that create and/or replace over 2,500 square feet of impervious surface). For projects that create and/or replace 5,000 square feet or more of impervious surface (Regulated Projects), see the Phase II LID Sizing Tool above. | Applies to projects creating and/or replacing between 2,500 and 5,000 square feet of impervious surface, or detached single family homes creating/replacing over 2,500 square feet of impervious surface. | high |
| #Q002 | reporting | reporting | mandatory | Quantification of Runoff Reductions | other | Therefore, we have developed this spreadsheet calculator for those projects that will not be required to enroll under under the CGP through SMARTS or are otherwise not required to access the SMARTS calculator, but will nonetheless be required to quantify runoff reductions resulting from implementation of Site Design Measures as specified in Section E.12.b.(ii) and F.5.g.1.(ii) of the Small MS4 Permit. | Applies to projects not required to enroll under the General Construction Storm Water Permit (CGP) through SMARTS or otherwise not required to access the SMARTS calculator. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | design | treatment | mandatory | Regulated Projects Impervious Surface Threshold | other | requirement | >= 5000 square feet | Selecting and sizing Low Impact Development (LID) Best Management Practices (BMPs) for Regulated Projects as defined by the Phase II Small MS4 Permit. | Projects that create and/or replace 5,000 square feet or more of impervious surface. | high |
| #P002 | design | treatment | mandatory | Small Project Impervious Surface Applicability | other | requirement | 2500 - 5000 square feet | Applicability for the Small Project Site Design Measure Post-Construction Calculator to quantify runoff reductions. | Projects that create and/or replace between 2,500 square feet and 5,000 square feet of impervious surface. | high |
| #P003 | design | treatment | mandatory | Single Family Homes Impervious Surface Applicability | other | requirement | > 2500 square feet | Applicability for the Small Project Site Design Measure Post-Construction Calculator to quantify runoff reductions. | Detached single family homes that create and/or replace over 2,500 square feet of impervious surface. | high |
| #P004 | design | treatment | mandatory | Sewage or Wastewater Treatment Works Design Flow Threshold | wastewater | requirement | >= 1000000 gallons per day | Facilities used in the storage, treatment, recycling, and reclamation of municipal or domestic sewage, including land dedicated to the disposal of sewage sludge, that are located within the confines of the facility. | Applicable to SIC code 4952 (Sewerage Systems). | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | SWAMP | Surface Water Ambient Monitoring Program | high | |
| #D002 | HABs | Harmful Algal Blooms | high | |
| #D003 | CWT | Clean Water Team | high | |
| #D004 | MS4 | Municipal Separate Storm Sewer System | high | |
| #D005 | WQO | Water Quality Order | high | |
| #D006 | LID | Low Impact Development | high | |
| #D007 | BMPs | Best Management Practices | high | |
| #D008 | Regulated Projects | create and/or replace 5,000 square feet or more of impervious surface | high | |
| #D009 | CGP | General Construction Storm Water Permit | high | |
| #D010 | CalEPA | California Environmental Protection Agency | medium | |
| #D011 | SWRCB | State Water Resources Control Board | medium | |
| #D012 | CalGEM | California Geologic Energy Management Division | high | |
| #D013 | Class II UIC wells | wells used to inject fluids that are associated with oil and natural gas production operations into the subsurface | high | |
| #D014 | MOA | Memorandum of Agreement | high | |
| #D015 | State Water Board | State Water Resource Control Board | high | |
| #D016 | Water Boards | State and Regional Water Boards | high | |
| #D017 | UIC | Underground Injection Control | high | |
| #D018 | SB4 | Oil and Gas Groundwater Monitoring | high | |
| #D019 | CalEPA | California Environmental Protection Agency | high | |
| #D020 | SWRCB | State Water Resources Control Board | high | |
| #D021 | NOI | Notice of Intention | high | |
| #D022 | SDWA | Safe Drinking Water Act | high | |
| #D023 | EPA | U.S. Environmental Protection Agency | high | |
| #D024 | aquifers | underground sources of drinking water | high | |
| #D025 | Class II injection wells | oil and gas injection wells | high | |
| #D026 | State Water Board | State Water Resources Control Board | high | |
| #D027 | CIWQS | California Integrated Water Quality System | high |