Oregon Water Resources Department

Rule Rule 690-086-0030
Definitions for Municipal Water Suppliers

(1) “Alternate Municipal WMCP” means a water management and conservation plan submitted by a Small Municipal Water Supplier in accordance with OAR 690-086-0300 (Alternate Municipal Water Management and Conservation Plans for Small Municipal Water Suppliers: Applicability) to OAR 690-086-0370 (Alternate Municipal WMCP: Water Supply Element for Small Municipal Water Suppliers) in lieu of submitting a plan pursuant to OAR 690-086-120 to OAR 690-086-0170 (Municipal Water Supply Element of a Municipal WMCP).
(2) “Authorized Consumption” means all water uses known and approved by a Municipal Water Supplier. These uses include all metered uses and any other approved uses such as fire-fighting, fire training, system operation needs, reuse, or miscellaneous uses.
(3) “Benchmark” means the specific incremental activities that a Municipal Water Supplier plans to have completed in implementing conservation measures.
(4) “Extended Permit” means a municipal or quasi-municipal water use permit conditioned by an extension order under OAR chapter 690, division 315 or 320 to provide that diversion of water beyond the maximum rate diverted under the permit or previous extension(s) shall only be authorized upon issuance of a final order approving a water management and conservation plan.
(5) “Metering” means using water meters or other continuous recording devices to measure and to maintain a record of all water diverted and delivered.
(6) “Municipal Water Supplier” means a publicly or privately owned water distribution system that provides potable water for community needs, either to individual customers or another distribution system, or that provides water primarily for commercial or industrial uses.
(7) “Municipal WMCP” means a water management and conservation plan submitted by a Municipal Water Supplier pursuant to OAR 690-086-0120 (Municipal Water Management and Conservation Plans: General Provisions) to OAR 690-086-0170 (Municipal Water Supply Element of a Municipal WMCP).
(8) “Small Municipal Water Supplier” means a Municipal Water Supplier that:
(a) Serves a population of less than 1000 people or has less than 300 Water Service Connections; and
(b) Within the previous 5 years, the water distribution system’s maximum daily demand or maximum instantaneous rate, including but not limited to, the amount of water appropriated under its water rights, contracts, and/or interties, has not exceeded 2 million gallons per day (mgd) or 3.1 cubic feet per second (cfs).
(9) “Water Losses” means a comparison of all water that enters into the Municipal Water Supplier’s or Small Municipal Water Supplier’s system and the Municipal Water Supplier’s total Authorized Consumption.
(10) “Water Audit” means an analysis of a municipal water supply system that includes a thorough accounting of all water that enters and exits the system.
(11) “Water Curtailment Element” means a program to accomplish a specific reduction in the amount of water used or lost within a specific time in response to an emergency or other short-term shortage.
(12) “Water Service Connections” means water supply connections to the water delivery system, including the water supplier’s own connections, but does not include connections for uses such as fire hydrants, fire sprinkler systems with flow alarms or detector-checks, water line blow-offs and drains, stand-by emergency interties, valve controlled drinking fountains or other similar intermittently used equipment or facilities.

Last accessed
Jun. 8, 2021