Regulations

Introduction And Key Definitions

North Marin Water District is a public agency of the State of California established under the County Water District Law (Division 12 of the California Water Code).  These regulations have been adopted by the Board of Directors of the District pursuant to Water Code Section 31024 and establish the terms and conditions under which facilities will be installed and water will be supplied to users and the charges and rates for such service. “Water” means water treated and supplied from any source, i.e., ground water, surface water, and/or recycled water (treated wastewater).  The term “service” or “water service” shall also mean recycled water service as applicable and determined by the District.  “Facilities” or “distribution facilities” shall mean potable or recycled facilities as applicable and determined by the District.

Contents

Part A (Regulations 1-19) Water Service

Reg 01: New Service Connections (Updated December 2022) (PDF) (Opens in a new tab)

1. Application for Service and Processing
2. Conditions Precedent to Service
3. Initial Charges for Service
4. (This section left intentionally blank)
5. Location of Service Connection
6. Facilities Reserve Charge for Public Parks ‑ All Service Areas
7. Land Use Approval Established
8. Wastewater Disposal Established
9. Initial Charges for Service to Residential Connections With Fire Fighting Equipment
10. Landscape Plans
11. Private Domestic Water Supply Wells

Reg 02: Interference with Storage Facilities (PDF) (Opens in a new tab)

1. Unlawful Acts
2. Drawing Water from Fire Hydrants
3. Damage to District’s Facilities
4. Interference With Water Mains

Reg 03: Change of Service Connection (PDF) (Opens in a new tab)

1. Relocation
2. Enlargement
3. Downsizing

Reg 04: Multiple Service (PDF) (Opens in a new tab)

1. General
2. Multiple Service
3. Subdivision of Ownership
4. Charges for Multiple Service
5. Connections Prior to April 7, 1962

Reg 05: Temporary Service (PDF) (Opens in a new tab)

1. Authorization and Charges
2. Construction Service Through Fire Hydrants – Installed by the District
3. Construction Service Through Fire Hydrants – Installed by the Applicant
4. Service Through Fire Hydrant – For Public Agencies and Non Profits
5. Water Rates

Reg 06: Cross-Connection and Backflow Protection for Potable Water Service (PDF) (Opens in a new tab)

1. General
2. Type of Backflow Preventer Required
3. Installation
4. Inspection and Testing of Backflow Preventers
5. Repair or Replacement of Backflow Prevention Devices
6. Charges for Installation Performed by District
7. Noncompliance
8. Access for Inspection
9. Liability

Reg 07: Use of Water (PDF) (Opens in a new tab)

1. Responsibility of Control
2. Place of Use of Water
3. Resale of Water Prohibited
4. Change of Use

Reg 08: Interruption of Service (PDF) (Opens in a new tab)

1. Service Interruption
2. Non-liability of District

Reg 09: District Access to Facilities (PDF) (Opens in a new tab)

Reg 10: Privately Owned Facilities (PDF) (Opens in a new tab)

1. Installation and Maintenance
2. Non‑responsibility of District
3. Connection to Meters
4. Pressure Devices
5. Ground Wire Attachments

Reg 11: Low Pressure Service (PDF) (Opens in a new tab)

1. Low-Pressure Service
2. Condition of Service
3. Pumping and Storage Facilities

Reg 12: High Pressure Service (PDF) (Opens in a new tab)

1. Regulator Installation by Consumer
2. Regulator Installation by District
3. High Pressure Application

Reg 13: Loop Extensions by the District (PDF) (Opens in a new tab)

Reg 14: Water Shortage Emergency Regulations (PDF) (Opens in a new tab)

Reg 15: Water Conservation - Novato Service Area (PDF) (Opens in a new tab)

1. Purpose
2. Waste of Water Prohibited
3. Use of Water-Saving Devices
4. Water-Saving Kits
5. Water-Saving Devices and Restrictions for New Development
6. Water Efficient Landscape Requirements
7. Rebate for Energy Star Washing Machines in Residences
8. Rebate for Removing Irrigated Turf from Residential Properties
9. Rebate for Pool Removal
10. High Efficiency Toilet Replacement Program(s)
11. Landscape Water Efficiency Rebate
12. Rebates for District Approved Swimming Pool Covers
13. Requirement for Installation of Water Conserving Plumbing Fixtures Upon Change of Property Ownership
14. Weather Based Irrigation Controller Installation Program
15. Rebate for Rainwater Harvesting and Greywater Systems
16. Rebate for Hot Water Recirculation Systems
17. Exemptions from Provisions Set Forth in Regulation 15 (a. through p.)

Reg 16: Facilities Reserve Fund (PDF) (Opens in a new tab)

1. Establishment of Facilities Reserve Fund
2. Use of Facilities Reserve Fund

Reg 17: Water Conservation - Point Reyes and Paradise Ranch Estates Service Area (PDF) (Opens in a new tab)

1. Purpose
2. Waste of Water Prohibited
3. Use of Water-Saving Devices
4. Water-Saving Kits
5. Water-Saving Devices and Restrictions for New Development
6. Water Efficient Landscape Requirements
7. Rebate for Energy Star Washing Machines in Residences
8. Rebate for Removing Irrigated Turf from Residential Properties
9. Rebate for Removal of Pool
10. Requirement for Installation of Water Conserving Plumbing Fixtures Upon Change of Property Ownership or Upon Bathroom Alteration
11. Rebate for Early Retirement of Non-Water Conserving Toilets
12. Rebates for District Approved Swimming Pool Covers
13. Weather Based Irrigation Controller Installation Program
14. Landscape Water Efficiency Rebate
15. Rebate for Rainwater Harvesting and Greywater Systems
16. Rebate for Hot Water Recirculation Systems
17. Exemptions from Provisions Set Forth in Regulation 15 (a. through p.)

Reg 18: Recycled Water Service (PDF) (Opens in a new tab)

1. Intent and Purpose
2. Recycled Water Use
3. Definitions
4. District Responsibilities
5. Requirements, Conditions, and Procedure for Establishment of Recycled Water Service
6. Recycled Water Use Permits
7. Recycled Water Service and Facilities Reserve Charges
8. Design and Construction
9. Installation and Maintenance Responsibilities
10. Consumer Responsibilities
11. Penalties for Noncompliance
12. Protection of Public Health

Reg 19: Enforcement For Recycled Water Use (PDF) (Opens in a new tab)

1. Violation
2. Public Nuisance
3. Liability for Violation
4. Non-Compliance
5. Mandatory Use Assurance

Part B (Regulations 20-36) Extension and Construction of Water Distribution Facilities

Reg 20: When Extension of Water Distribution System Required (PDF) (Opens in a new tab)

Reg 21: Facility Size and Design (PDF) (Opens in a new tab)

Reg 22: Payment for Distribution Facilities (PDF) (Opens in a new tab)

1. Payments by Applicant
2. District’s Payment of Oversizing
3. Extensions Solely for Service Reliability

Reg 23: Land, Easements and Right-of-way (PDF) (Opens in a new tab)

1. Requirement for District Ownership
2. Time and Cost of Acquisition
3. Modification and/or Quit claiming of District Easements

Reg 24: Preliminary Planning and Cost Estimates (PDF) (Opens in a new tab)

1. Information Necessary for Estimate and Planning
2. Cost of Preliminary Engineering Work
3. Estimate is Not a Commitment to Serve Water

Reg 25: Extension Agreement (PDF) (Opens in a new tab)

Reg 26: Small Extension Agreements and Agreements for Preliminary Engineering Work and Preparation of Reports (PDF) (Opens in a new tab)

Reg 27: Construction by District (PDF) (Opens in a new tab)

Reg 28: Construction by Extender (PDF) (Opens in a new tab)

1. Right of Extender to Construct
2. Conditions

Reg 29: Facilities Reserve Charge when Extenders Pay for Storage, Pumping or Treatment Facilities (PDF) (Opens in a new tab)

Reg 30: Extender's Reimbursement (PDF) (Opens in a new tab)

1. Reimbursement Entitlement for Off-Tract Pipelines
2. Reimbursement Payments
3. Expiration of Reimbursement Entitlement
4. Acknowledgement of Necessity
5. Assignment of Reimbursement Entitlement
6. Liens of Reimbursement Entitlement
7. Non-Applicability

Reg 31: Relocation Necessary to Accommodate Construction, Widening or Relocation of Streets and Roadways (PDF) (Opens in a new tab)

Reg 32: Relocations Required by Improvement Constructed Under Assessment Proceedings (PDF) (Opens in a new tab)

Reg 33: Relocation Required by Construction of Public Drainage Works (PDF) (Opens in a new tab)

Reg 34: Relocation Required by the Construction of Underground or Overhead Utilities (PDF) (Opens in a new tab)

Reg 35: Determination of Construction Costs (PDF) (Opens in a new tab)

Reg 36: Installation of Service to Private Fire Protection Systems (PDF) (Opens in a new tab)

Part C (Regulations 50-55) Customer Accounting Regulations

Reg 50: Application for Service (PDF) (Opens in a new tab)

1. Application
2. Failure to Apply for Service
3. Account Set-Up Charge

Reg 51: Security Deposit (PDF) (Opens in a new tab)

1. When Security Required
2. Amount of Deposit
3. Application of Deposit
4. Refund of Deposit
5. Determination of Satisfactory Credit
6. Interest on Cash Security Deposits

Reg 52: Meter Reading (PDF) (Opens in a new tab)

1. Measurement of Water Supplied
2. Frequency of Meter Reading
3. Meters that Cannot Be Read
4. Testing Meters

Reg 53: Billing (PDF) (Opens in a new tab)

1. Date
2. Delivery
3. Payment
4. Payment by Credit Card
5. Returned Bank Items
6. Disputed Bills
7. Refund of Overpayment
8. Estimated Bills
9. Final Bills
10. Termination
11. Combined Bills
12. Interest on Unpaid Bills

Reg 54: Water Rates (PDF) (Opens in a new tab)

1. Rates for Domestic, Commercial and Industrial Users, Novato Service Area
2. Rates for Service to Privately Owned Fire Protection Systems, All Service Areas
3. Rates for Domestic, Commercial and Industrial Users, West Marin Service Area
4. Rates for Water Service from Hydrants
5. Service Arrangements Requiring Assessment of Additional Minimum Services Charges, All Service Areas
6. Minimum Service Charge for Residential Connections With Fire Fighting Equipment  
7. Charges for Testing and Maintenance of Backflow Preventers Performed by District

Reg 55: Termination (PDF) (Opens in a new tab)

1. Termination of Service on Request of Customer
2. Disconnection of Service by the District
3. Re-connection

Part D (Regulations 100-109) Sewer Service

Reg 100: General Provisions (PDF) (Opens in a new tab)

1. Intent and Purpose
2. Authority
3. Definitions
   1. Applicant
   2. Application
   3. Agreement
   4. Board of Directors
   5. BOD (Biochemical Oxygen Demand)
   6. Building
   7. County
   8. District
   9. Improvement District
   10. Infiltration
   11. Sewer Main
   12. Private Disposal System
   13. Regulations, Sewer Regulations, These Regulations
   14. Sewage
   15. Sewage Facility
   16. Sewer
   17. Side-Sewer
4. Agreement, Inspection and Fees
5. Land Use Approval Established
6. Validity

Reg 101: Use of Sewer Main Required (PDF) (Opens in a new tab)

1. Disposal of Wastes
2. Unlawful Disposal
3. Occupancy Prohibited
4. Connection to Sewer Main Required

Reg 102: Private Sewage Disposal (PDF) (Opens in a new tab)

1. Public Sewer Not Available
2. Replaced Private Disposal Systems

Reg 103: Side-Sewer Connections (PDF) (Opens in a new tab)

1. Agreement Required
2. When Extension of Sewer Main Required
3. Construction Requirements
4. Separate Side-Sewers
5. Old Building Side-Sewers
6. Maintenance of Side-Sewers
7. Testing of Side-Sewers
8. Sewers Too Low

Reg 104: Sewage Facility Construction (PDF) (Opens in a new tab)

1. Facility Size and Design
2. Construction by District
3. Construction by Applicant
   1. Right of Applicant to Construct
   2. Conditions
4. All Work to Be Inspected
5. Land, Easements, and Rights-of-Way
   1. Requirement of District Ownership
   2. Time and Cost of Acquisition
6. Street Excavation Permit
7. Liability
8. Determination of Construction Costs

Reg 105: Use of Sewer Mains (PDF) (Opens in a new tab)

1. Drainage Prohibited
2. Types of Waste Prohibited
3. Pre-Treatment of Wastes
4. Maintenance of Pre-Treatment Facilities
5. Monitoring Facilities
6. Grease Traps and Oil and Sand Interceptors
7. Inspecting and Sampling
8. Swimming Pools
9. Conservation of Water to Accomplish Flow Reduction
10. Flow Reduction Devices and Restrictions for New Development

Reg 106: Application, Agreement and Fees (PDF) (Opens in a new tab)

1. Application for Service
2. Cost of Preliminary Engineering Work
3. Estimate is Not a Commitment to Provide Service
4. Sewer Service Agreement
5. Small Sewer Service Agreements
6. Inspection Fee
7. Charge for Annexation to Improvement Districts

Reg 107: Enforcement (PDF) (Opens in a new tab)

1. Violation
2. Public Nuisance
3. Liability For Violation

Reg 108: Tomales Sewer Service - Rates and Charges (Rescinded January 18, 2000) (PDF) (Opens in a new tab)

Reg 109: Oceana Marin Sewer Service - Rates and Charges (PDF) (Opens in a new tab)

1. Applicability
2. Sewage Facilities Connection Charge
3. Monthly Service Rate