Part 6 - Rules Establishing Minimum Standards Relating to Location, Design, Construction and Maintenance of Onsite Wastewater Treatment Systems

Section 250-RICR-150-10-6.1 - Purpose
Section 250-RICR-150-10-6.2 - Authority
Section 250-RICR-150-10-6.3 - Liberal Application
Section 250-RICR-150-10-6.4 - Severability
Section 250-RICR-150-10-6.5 - Applicability
Section 250-RICR-150-10-6.6 - Administrative Findings
Section 250-RICR-150-10-6.7 - Incorporated Materials
Section 250-RICR-150-10-6.8 - Definitions
Section 250-RICR-150-10-6.9 - Prohibitions
Section 250-RICR-150-10-6.10 - Class I, II, III, and IV Licenses
Section 250-RICR-150-10-6.11 - Obtaining a Class I, II, III or IV License
Section 250-RICR-150-10-6.12 - Expiration and Renewal of a Class I, II, III or IV License
Section 250-RICR-150-10-6.13 - Disciplinary Action for Class I, II, III and IV Licensees
Section 250-RICR-150-10-6.14 - Installer's License
Section 250-RICR-150-10-6.15 - Onsite Wastewater Treatment Systems - General
Section 250-RICR-150-10-6.16 - Soil Evaluation
Section 250-RICR-150-10-6.17 - Additional Site Testing
Section 250-RICR-150-10-6.18 - OWTS Applications
Section 250-RICR-150-10-6.19 - Required Content of OWTS Submissions
Section 250-RICR-150-10-6.20 - Applications Involving the DEM Freshwater Wetlands Program and the Coastal Resources Management Council
Section 250-RICR-150-10-6.21 - Subdivisions
Section 250-RICR-150-10-6.22 - Wastewater Flow
Section 250-RICR-150-10-6.23 - Minimum Setback Distances
Section 250-RICR-150-10-6.24 - Subsurface Drains
Section 250-RICR-150-10-6.25 - Building Sewers
Section 250-RICR-150-10-6.26 - Grease Tanks
Section 250-RICR-150-10-6.27 - Septic Tanks
Section 250-RICR-150-10-6.28 - Septic Tank Effluent Pipe
Section 250-RICR-150-10-6.29 - Holding Tanks
Section 250-RICR-150-10-6.30 - Pump Tanks
Section 250-RICR-150-10-6.31 - Pumps
Section 250-RICR-150-10-6.32 - Distribution Boxes
Section 250-RICR-150-10-6.33 - Leachfields
Section 250-RICR-150-10-6.34 - Dispersal Trenches
Section 250-RICR-150-10-6.35 - Concrete Chambers
Section 250-RICR-150-10-6.36 - Pressurized Drainfields
Section 250-RICR-150-10-6.37 - Advanced Pressure Drainfields (APDs)
Section 250-RICR-150-10-6.38 - Low Pressure Pipe (LPP)
Section 250-RICR-150-10-6.39 - Large OWTS Requirements
Section 250-RICR-150-10-6.40 - Alternative Toilets
Section 250-RICR-150-10-6.41 - Alternative or Experimental Technology Approval
Section 250-RICR-150-10-6.42 - Critical Resource Areas - General
Section 250-RICR-150-10-6.43 - Requirements in the Salt Pond and Narrow River Critical Resource Areas
Section 250-RICR-150-10-6.44 - Requirements in Drinking Water Supply Watershed Critical Resource Areas
Section 250-RICR-150-10-6.45 - Nitrogen Loading in Areas of Onsite Drinking Water Wells
Section 250-RICR-150-10-6.46 - Permit Expiration
Section 250-RICR-150-10-6.47 - OWTS Installation
Section 250-RICR-150-10-6.48 - Certificate of Construction
Section 250-RICR-150-10-6.49 - Certificate of Conformance
Section 250-RICR-150-10-6.50 - Permit Suspensions and Revocations
Section 250-RICR-150-10-6.51 - Variance Requests
Section 250-RICR-150-10-6.52 - Variance Review Process
Section 250-RICR-150-10-6.53 - Appeals
Section 250-RICR-150-10-6.54 - Fees
Section 250-RICR-150-10-6.55 - Operation and Maintenance
Section 250-RICR-150-10-6.56 - Removal and Abandonment
Section 250-RICR-150-10-6.57 - Cesspool Phase Out
Section 250-RICR-150-10-6.58 - Guidance Documents
Section 250-RICR-150-10-6.59 - Figure 1: Leachfield Over Restrictive Layer or Bedrock
Section 250-RICR-150-10-6.60 - Figure 2: Minimum Setback Distances in Drinking Water Supply Watershed Critical Resource Areas
Section 250-RICR-150-10-6.61 - Figure 3: Minimum Setback Distances in the Salt Pond and Narrow River Critical Resource Areas
Section 250-RICR-150-10-6.62 - Figure 4: Grease Tanks
Section 250-RICR-150-10-6.63 - Figure 5: Septic Tanks
Section 250-RICR-150-10-6.64 - Figure 6: Septic Tank Riser Detail
Section 250-RICR-150-10-6.65 - Figure 7: Leachfield Construction, Invert of Distribution Lines Below Original Grade
Section 250-RICR-150-10-6.66 - Figure 8: Leachfield Construction, Invert of Distribution Lines Above Original Grade
Section 250-RICR-150-10-6.67 - Figure 9: Leachfield Construction on Sloping Sites
Section 250-RICR-150-10-6.68 - Figure 10: Shallow Concrete Chambers
Section 250-RICR-150-10-6.69 - Figure 11: Category 1 Technology and Pressurized Drainfield Schematic
Section 250-RICR-150-10-6.70 - Figure 12: Category 2 Technology and Pressurized Drainfield Schematic
Section 250-RICR-150-10-6.71 - Figure 13: Demand Dosing Tank with Centrifugal Pump
Section 250-RICR-150-10-6.72 - Figure 14: Demand Dosing Tank with Multi-stage Centrifugal Pump
Section 250-RICR-150-10-6.73 - Figure 15: Timed-dosing Tank with Centrifugal Pump and In-line Screen
Section 250-RICR-150-10-6.74 - Figure 16: Timed-dosing Tank with Centrifugal Pump and Basket Screen
Section 250-RICR-150-10-6.75 - Figure 17: Timed-dosing Tank with Screened Vault and Multistage Centrifugal Pump
Section 250-RICR-150-10-6.76 - Figure 18: Above-ground Bottomless Sand Filter (Side View
Section 250-RICR-150-10-6.77 - Figure 19: In-ground Bottomless Sand Filter (Side View)
Section 250-RICR-150-10-6.78 - Figure 20: Typical Bottomless Sand Filter (Top View
Section 250-RICR-150-10-6.79 - Figure 21: Side View Detail - Typical Bottomless Sand Filter
Section 250-RICR-150-10-6.80 - Figure 22: Orifice Shield Detail: Note: Shields Shall Be Able to Drain. Details Vary from Manufacturer
Section 250-RICR-150-10-6.81 - Figure 23: BSF Flushing Valve Choice Detail
Section 250-RICR-150-10-6.82 - Figure 24: BSF Flushing Valve Choice Detail
Section 250-RICR-150-10-6.83 - Figure 25: PSND Cross Section Detail (Long Side)
Section 250-RICR-150-10-6.84 - Figure 26: LPP Details for Regular Trenches (Top and Isometric Views)
Section 250-RICR-150-10-6.85 - Figure 27: LPP Details for Shallow Concrete Chambers (Top and Isometric Views)
Section 250-RICR-150-10-6.86 - Figure 28: South Shore Salt Ponds Critical Resource Area
Section 250-RICR-150-10-6.87 - Figure 29: Narrow River Critical Resource Area
Section 250-RICR-150-10-6.88 - Figure 30: Providence Water Supply Board Drinking Water Supply Watershed
Section 250-RICR-150-10-6.89 - Figure 31: Cumberland, Pawtucket Water Supply Board and Woonsocket Drinking Water Supply Watersheds
Section 250-RICR-150-10-6.90 - Figure 32: Newport, New Shoreham and Stone Bridge Fire District Drinking Water Supply Watersheds
Section 250-RICR-150-10-6.91 - Figure 33: Eleanor Slater/Zambarano Unit, Yawgoog Scout Reservation, and Jamestown Drinking Water Supply Watersheds