Rules & Regulations of the State of Tennessee
Title 0400 - Environment and Conservation
Subtitle 0400-45 - Division of Water Resources
Chapter 0400-45-01 - Public Water Systems
Section 0400-45-01-.20 - RECORDS MAINTENANCE

(a) Records of bacteriological analysis made pursuant to these rules shall be kept for not less than five (5) years. Records of chemical analyses made pursuant to these rules shall be kept for not less than ten (10) years. Actual laboratory reports may be kept, or data may be transferred to tabular summaries, provided that the following information is included:

(b) Records of action taken by the system to correct violations of primary drinking water regulations shall be kept for a period not less than three (3) years after the last action taken with respect to the particular violation involved.

(c) Copies of any written reports, summaries or communications relating to sanitary surveys of the system conducted by the system itself, by a private consultant, or by any State or Federal agency, shall be kept for a period not less than ten (10) years after completion of the sanitary survey involved.

(d) Records concerning a variance or exemption granted to the system shall be kept for a period ending not less than five (5) years following the expiration of such variance or exemption.

(e) Any such reports required by the Department shall be available for inspection by the public at the appropriate public water system office during regular business hours.

(f) Records of turbidity analysis shall be maintained for not less than five years. These records shall include daily worksheets, calibration data and strip charts. The strip charts shall be labeled each day the system operates with the date, time, place of collection, operator's initials, and the operating scale of the instrument.

(g) Daily worksheets, strip charts, and shift logs used in the production of monthly operation reports or operation control of the plant shall be maintained for a minimum of five years.

(h) Cross-connection plans and inspection records, complaint logs, facility maintenance records, and storage tank inspection records shall be kept for 5 years.

(i) Copies of the public notices issued and certifications made to the Department pursuant to Rule 0400-45-01-.19 must be kept for three years after issuance.

(j) Any system subject to the requirements of Rule 0400-45-01-.33 shall retain on its premises original records of all sampling data and analyses, reports, surveys, letters, evaluations, schedules, Department determinations, and any other information required by paragraphs (2) through (9) of Rule 0400-45-01-.33. Each water system shall retain the records required by this rule for no fewer than 12 years.

(k) Copies of monitoring plans developed pursuant to this Chapter shall be kept for the same period of time as the records of analyses taken under the plan are required to be kept under subparagraph (a) of this paragraph, except as specified elsewhere in this chapter.