PROGRAMS & PLANS - Quality-Assurance Procedures for Water-Quaity Analytical Work Performed by State, Local or Private Contract Laboratories MEMORANDUM NO: WD78.001 DOCUMENT TYPE: WD NUMBER: 78.001 ISSUE DATE: 10/05/77 PRIMARY SUBJECT: PROGRAMS & PLANS ABSTRACT: QUALITY-ASSURANCE PROCEDURES FOR WATER-QUALITY ANALYTICAL WORK PERFORMED BY STATE, LOCAL OR PRIVATE CONTRACT LABORATORIES PROVIDES QUALITY-CONTROL GUIDELINES THAT WILL ASSURE THE ACCEPTABILITY OF DATA THAT ARE PROVIDED BY STATE, LOCAL, OR PRIVATE "CONTRACT" LABORATORIES FOR PUBLICATION OR STORAGE IN WATSTORE. DISTRIBUTION: A, B, FO, PO DISTRIBUTION DATE: / / STATUS: CURRENT SUPERSEDES: SUPERSEDED BY: 81.079