Nebraska Administrative Code
Topic - HEALTH AND HUMAN SERVICES SYSTEM
Title 179 - PUBLIC WATER SYSTEMS
Chapter 12 - CONTROL OF LEAD AND COPPER
Section 179-12-002 - DEFINITIONS
Current through September 17, 2024
Action level means the concentration of lead or copper in water specified in 179 NAC 12-003.01 which determines what treatment requirements contained in 179 NAC 12, if any, a water system is required to complete.
Certified operator means a person who holds a certificate of competency issued by the Department.
Compliance cycle means the nine-year calendar year cycle during which public water systems must monitor. Each compliance cycle consists of three three-year compliance periods. The first calendar year cycle began January 1, 1993 and ended December 31, 2001; the second began January 1, 2002 and ends December 31, 2010; the third begins January 1, 2011 and ended December 31, 2019.
Compliance period means a three-year calendar year period within a compliance cycle. Each compliance cycle has three three-year compliance periods. Within the first compliance cycle, the first compliance period runs from January 1, 1993 to December 31, 1995; the second from January 1, 1996 to December 31, 1998; the third from January 1, 1999 to December 31, 2001.
Corrosion inhibitor means a substance capable of reducing the corrosivity of water toward metal plumbing materials, especially lead and copper, by forming a protective film on the interior surface of those materials.
Department means the Department of Health and Human Services Regulation and Licensure.
Director means the Director of Regulation and Licensure or his/her authorized representative.
Effective corrosion inhibitor residual means a concentration sufficient to form a passivating film on the interior walls of a pipe.
First draw sample means a one-liter sample of tap water, collected in accordance with 179 NAC 12-009.02B that has been standing in plumbing pipes at least six hours and is collected without flushing the tap.
Large water system means a water system that serves more than 50,000 persons.
Lead free
1. When used with respect to solders and flux means solders and flux containing not more than 0.2 % lead; and
2. When used with respect to pipes and pipe fittings means pipes and pipe fittings containing not more than 8.0 % lead.
Lead service line means a service line made of lead which connects the water main to the building inlet and any lead pigtail, gooseneck or other fitting which is connected to such lead line.
Medium-size water system means a water system that serves greater than 3,300 and less than or equal to 50,000 persons.
Optimal corrosion control treatment means the corrosion control treatment that minimizes the lead and copper concentrations at users' taps while insuring that the treatment does not cause the water system to violate Nebraska's Regulations Governing Public Water Systems.
Service line sample means a one-liter sample of water, collected in accordance with 179 NAC 12-009.02C, that has been standing for at least six hours in a service line.
Single family structure means a building constructed as a single-family residence that is currently used as either a residence or a place of business.
Small water system means a water system that serves 3,300 persons or fewer.
