Section 604.140  Nitrification Action Plan

Any community water supply distributing water without a free chlorine residual must create a Nitrification Action Plan (NAP).  The NAP must:

a)         contain a plan for monitoring total ammonia-N, free ammonia-N, nitrite-N, nitrate-N, monochloramine residual, dichloramine residual, and total chlorine residual;

b)         contain system specific levels of the chemicals in subsection (a) when action must be taken;

c)         contain specific corrective actions to be taken if the levels in subsection (b) are exceeded; and

d)         be maintained on site and made available to the Agency, upon request.