N.M. Admin. Code § 20.6.6.24

Current through Register Vol. 35, No. 23, December 10, 2024

Section 20.6.6.24 - MONITORING REQUIREMENTS FOR ALL DAIRY FACILITIES

A. Monitoring reports - schedule of submittal. A permittee shall submit monitoring reports to the department on a quarterly schedule and shall contain monitoring data and information collected pursuant to the dairy rule. Quarterly monitoring reports shall be submitted according to the following schedule:

(1) January 1 through March 31 (first quarter) - report due by May 1;

(2) April 1 through June 30 (second quarter) - report due by August 1;

(3) July 1 through September 30 (third quarter) -report due by November 1; and

(4) October 1 through December 31 (fourth quarter) -report due by February 1.

B. Sampling and analysis methods. A permittee shall sample and analyze water pursuant to Subsection B of 20.6.2.3107 NMAC. Analysis of water for total sulfur shall be accomplished pursuant to environmental protection agency method 200.7 or equivalent. Sampling and analysis of soil shall be conducted in accordance with "methods of soil analysis: part 1.physical and mineralogical methods," 1986 edition; "methods of soil analysis: part 2. microbiological and biochemical properties," 1994 edition; and "methods of soil analysis: part 3. chemical methods," 1996 edition, published by the American society of agronomy.

C. Wastewater volume measurement and reporting. A permittee shall measure the volume of all wastewater discharged to the wastewater or combination wastewater/stormwater impoundment(s) using flow meters. Meter readings shall be recorded at intervals not to exceed monthly. The average daily discharge volume for each recording interval shall be calculated by dividing the difference between the meter readings by the number of days between meter readings. The permittee shall provide the meter readings including the date, time and units of each measurement, and calculations for the average daily volumes of wastewater discharged to the impoundments, reported in gallons per day, in the quarterly monitoring reports submitted to the department.

D. Stormwater sampling and reporting. A permittee shall collect stormwater samples on a quarterly basis from each stormwater impoundment unless the stormwater will be transferred to a wastewater impoundment(s) before being sent to the land application area. The samples shall be analyzed for nitrate as nitrogen, total Kjeldahl nitrogen, chloride, total sulfur and total dissolved solids pursuant to this section. The permittee shall include analytical results, or a statement that stormwater runoff did not occur, in the quarterly monitoring reports submitted to the department.

N.M. Admin. Code § 20.6.6.24

20.6.6.24 NMAC - N, 1/31/2011

Amended by New Mexico Register, Volume XXVI, Issue 11, June 16, 2015, eff. 6/16/2015