Section 179-21-010 - RECORDS1. All transient public water systems must maintain the following records where applicable, for a minimum of five years: a. Written public health-oriented customer complaints related to water quality, quantity, pressure and system integrity.b. Water main repair and replacement records, including results of special samples collected for microbiological water quality analysis, and disinfection method associated with repair and replacement.c. Chemical use, where applicable.d. Records of process control test results, test equipment quality assurance, and quality control.2. Where applicable, all transient public water systems must maintain records pertaining to cleaning, inspection, repair, and protective coatings on water storage facilities for a minimum of 10 years.179 Neb. Admin. Code, ch. 21, § 010