WAC 246-390-065. Notification requirements

(1) In addition to the data reporting requirements under WAC 246-390-075 , a lab shall notify the department and the public water system in accordance with Table 1 of this section for the following exceedances: Table 1 - Notification Requirements for Routine Compliance Samples Sample type Exceeds 1 Required Notification Required Number of Attempts to Contact the Department Routine, repeat, triggered, and assessment water coliform samples Total coliform positive and E. coli positive Close of business same day 3 Routine, repeat, triggered, and assessment water coliform samples Total coliform positive and E. coli negative Close of business 2 next business day 1 Routine or confirmation samples for nitrate or nitrite MCL under chapters 246-290 and 246-291 WAC Close of business same day 3 Routine or confirmation sample results for other inorganic, organic, or radiological contaminant sample results 4 times the state or federal MCL under chapters 246-290 and 246-291 WAC Close of business same day 1 Sample type Exceeds 1 Required Notification Required Number of Attempts to Contact the Department Routine, repeat, triggered, and assessment water coliform samples Total coliform positive and E. coli positive Close of business same day 3 Routine, repeat, triggered, and assessment water coliform samples Total coliform positive and E. coli negative Close of business 2 next business day 1 Routine or confirmation samples for nitrate or nitrite MCL under chapters 246-290 and 246-291 WAC Close of business same day 3 Routine or confirmation sample results for other inorganic, organic, or radiological contaminant sample results 4 times the state or federal MCL under chapters 246-290 and 246-291 WAC Close of business same day 1 (2) For routine or confirmation sample results for contaminants that exceed the SAL or state MCL under WAC 246-290-315 and classified as Tier 1, Tier 2 bioaccumulative, or Tier 2 nonbioaccumulative under WAC 246-290-71006 Table 17, a lab shall notify the department as indicated in Table 2 of this section: Table 2 - Notification Requirements for Contaminants with a SAL or State MCL Tier Number Bioaccumulative (Y/N) Exceeds 1 Required Notification Required Number of Attempts to Contact the Department Tier 1 Either SAL or state MCL Close of business same day 3 Tier 2 Y 4 times SAL or state MCL Close of business same day 3 Tier 2 Y SAL or state MCL Close of business 2 next business day 1 Tier 2 N 4 times SAL or state MCL Close of business same day 1 Tier Number Bioaccumulative (Y/N) Exceeds 1 Required Notification Required Number of Attempts to Contact the Department Tier 1 Either SAL or state MCL Close of business same day 3 Tier 2 Y 4 times SAL or state MCL Close of business same day 3 Tier 2 Y SAL or state MCL Close of business 2 next business day 1 Tier 2 N 4 times SAL or state MCL Close of business same day 1 1 Notification may occur by telephone, facsimile, or email. If close of business is after 5 p.m. PST, contact the department's after-hours telephone number. 2 For labs that operate seven days per week or observe regular holidays; weekends and holidays are not considered business days for the purposes of this subsection. (3) A lab shall: (a) Document all notification attempts required under subsections (1) and (2) of this section by recording the following information in a paper or electronic logbook: (i) Date; (ii) Time; (iii) Sample number; (iv) Public water system name and department-assigned identification number; (v) The contact person and telephone number, facsimile number, or email address for the public water system; (vi) The contact person and telephone number, facsimile number, or email address of the department; and (vii) The initials of the lab person that made the attempt. (b) Make the logbook available to the department upon request; and (c) Retain the logbook for a minimum of two years after the last entry date.