Page 55 - California Stormwater Workshop Handouts

Industrial General Permit Order

c. Sample collection is not required for drainage areas with no exposure to
industrial activities and materials in accordance with the definitions in
Section XVII.

7. Sampling Frequency Reduction Certification
a. Dischargers are eligible to reduce the number of QSEs sampled each
reporting year in accordance with the following requirements:

i. Results from four (4) consecutive QSEs that were sampled (QSEs may
be from different reporting years) did not exceed any NALs as defined
in Section XII.A; and

ii.The Discharger is in full compliance with the requirements of this
General Permit and has updated, certified and submitted via SMARTS
all documents, data, and reports required by this General Permit during
the time period in which samples were collected.

b. The Regional Water Board may notify a Discharger that it may not
reduce the number of QSEs sampled each reporting year if the
Discharger is subject to an enforcement action.

c. An eligible Discharger shall certify via SMARTS that it meets the
conditions in subsection 7.a above.

d. Upon Sampling Frequency Reduction certification, the Discharger shall
collect and analyze samples from one (1) QSE within the first half of
each reporting year (July 1 to December 31), and one (1) QSE within the
second half of each reporting year (January 1 to June 30). All other
monitoring, sampling, and reporting requirements remain in effect.

e. Dischargers who participate in a Compliance Group and certify a
Sampling Frequency Reduction are only required to collect and analyze
storm water samples from one (1) QSE within each reporting year.

f. A Discharger may reduce sampling per the Sampling Frequency
Reduction certification unless notified by the Regional Water Board that:
(1) the Sampling Frequency Reduction certification has been rejected or
(2) additional supporting documentation must be submitted. In such
instances, a Discharger is ineligible for the Sampling Frequency
Reduction until the Regional Water Board provides Sampling Frequency
Reduction certification approval. Revised Sampling Frequency
Reduction certifications shall be certified and submitted via SMARTS by
the Discharger.

g. A Discharger loses its Sampling Frequency Reduction certification if an
NAL exceedance occurs (Section XII.A).

Order 2014-0057-DWQ 47