OAC 252:710-7-2
Requirements
Cite as Okla. Admin. Code § 252:710-7-2
A municipality, sewer improvement district, water or sewer public trust, rural water or sewer
district, consortium of small publicly owned water supply or wastewater systems, substate
planning district, or the Oklahoma Rural Water Association may hire or contract an operator or
operators to provide services for one or more small drinking water or wastewater system(s) if the
following requirements are met:
(1) the operator has a minimum of a Class C certification;
(2) the operator only provides services to a facility located in the county of his or her residence
or place of employment and/or any adjacent county;
(3) for a Public Water Supply System using disinfection, the operator must be at the Public
Water Supply System a minimum of five (5) days per week to ensure proper operation, and
can only operate three (3) systems the operator shall be at the Public Water Supply System a
minimum of five (5) days per week to ensure proper operation and can only operate three (3)
systems for a Public Water Supply System using disinfection;
(4) for a Public Water Supply System not using disinfection or a wastewater system, the
operator must be at the Public Water Supply or wastewater system a minimum of two (2) days
per week to ensure proper operation, and can only operate five (5) systems total the operator
shall be at the Public Water Supply or wastewater system a minimum of two (2) days per week
to ensure proper operation and can only operate five (5) systems total for a Public Water Supply
System not using disinfection or a wastewater system;
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(5) the operator(s) mustshall operate the small system(s) in compliance with all Federal and
State statutory and regulatory requirements;
(6) the operator, municipality, sewer improvement district, water or sewer public trust, rural
water or sewer district, consortium of small publicly owned water supply or wastewater
systems, substate planning district, or the Oklahoma Rural Water Association and the small
system mustshall enter into a written agreement, that at a minimum shall:
(A) explicitly state the duties of the operator;
(B) explicitly state who is responsible for repairs to the Public Water Supply or
wastewater system;
(C) explicitly state compensation for the operator, including, but not limited to, salary,
transportation, insurance, and administration costs; and
(D) consider and approve recommendations of the operator for upgrades and/or
improvements to the system.
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APPENDIX A. CLASSIFICATION OF COMMUNITY AND NON-TRANSIENT,
NON-COMMUNITY WATER SYSTEMS, WASTEWATER SYSTEMS,
AND LABORATORIES (OAC 252:710-3-33)
Required
Classification
for Operator
Laboratories
Waterworks
Wastewater Works
Class A
Required for supervision of
laboratories using gas
chromatography, mass
spectrometry, and atomic
absorption or similar
instrumentation plus
requirements for Class B
and C.
Required for:
(1) Water treatment plants, distribution
systems, or chlorinated ground
water systems serving
populations greater than 50,000;
or
(2) All water treatment plants
classified as an "A" facility by
complexity by DEQ.
Required for:
(1) Wastewater works and/or
collection systems
serving populations
greater than 50,000; or
(2) All
wastewater
works
classified as
an
"A"
facility by complexity by
DEQ.
Class B
Required for supervision of
bacteriological testing plus
requirements for Class C.
Required for:
(1) Water treatment plants, distribution
systems, or chlorinated
groundwater systems serving
populations greater than 15,000
and up to and including 50,000;
or
(2) All water treatment plants
classified as a "B" facility by
complexity by DEQ.
Required for:
(1) Wastewater works and/or
collection systems
serving populations
greater than 15,000 and
up to and including
50,000; or
(2) All wastewater works
classified as a "B"
facility by complexity by
DEQ.
Class C
Required for supervision of
process control testing for:
(1) Wastewater: BOD, TSS,
pH, Residual Chlorine,
COD, DO, Ammonia,
Oil and Grease; and/or
(2) Water: pH, Residual
Chlorine, Turbidity,
Alkalinity, Hardness,
Stability and Fluoride
Required for:
(1) Water treatment plants, distribution
systems, and chlorinated or non-
chlorinated groundwater systems
serving populations greater than
1,500 and up to and including
15,000;
(2) Surface water treatment plants
serving a population of 15,000 or
less;
(3) Groundwater systems utilizing any
form of chemical treatment other
than chlorination for disinfection
only; or
(4) Water treatment plants classified as
a "C" facility by complexity by
DEQ.
Required for:
(1) Wastewater works and/or
collection system
facilities serving
populations greater than
1,500 and up to and
including 15,000;
(2) Discharging wastewater
facilities serving 15,000
or less; or
(3) Wastewater works
classified as a "C"
facility by complexity
by DEQ.
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Class D
N/A
Required for distribution systems or
chlorinated groundwater systems
serving populations of 1,500 or less.
Required for total retention
lagoons and/or collection
systems serving populations of
1,500 or less.
APPENDIX B. CERTIFICATION REQUIREMENTS (252:710-3-35)
Table 1. WATERWORKS AND WASTEWATER WORKS OPERATOR
CLASSIFICATIONS AND REQUIREMENTS (252:710-3-35)
Classification
Licensed Experience
Training1
Class A Waterworks or
Wastewater Works Operator
Certification
Five years of waterworks or wastewater
works operation including two years of
actual hands on operating licensed
experience.
200 hours of DEQ approved training,
including at least 40 hours of advanced
treatment and managerial training or its
approved equivalent.2
Class B Waterworks or
Wastewater Works Operator
Certification
Three
years
of
waterworks
or
wastewater works operation including
one-year actual hands on operating
licensed experience.
100 hours of DEQ approved training
or its approved equivalent.
1 Training credit will be granted only for courses or workshops listed as approved by DEQ or for courses,
workshops, or alternative activities which have been approved in writing by DEQ in advance.
2 Approved equivalents are listed in 252:710-3-36.
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Class C Waterworks or
Wastewater Works Operator
Certification
One year of waterworks or wastewater
works operation.
36 hours of DEQ approved training or
its equivalent.
Class C Distribution and
Collection Operator Certification
One year of distribution/collection
operation.
36 hours of DEQ approved training or
its approved equivalent.
Class D Waterworks or
Wastewater Works Certification
None
16 hours of DEQ approved training.
Class T Distribution and
Collection Technician
Certification
None
8 hours of DEQ approved training.
Temporary Operator
Certification
None
None
Non-certified Helper3
None
None
Table 2. WATERWORKS OR WASTEWATER WORKS LABORATORY OPERATORS
CERTIFICATE REQUIREMENTS (252:710-3-35)
Classification
Licensed Experience
Training4
Class A Waterworks or Wastewater
Works Laboratory Operator
Certification
One year of waterworks or
wastewater works laboratory
operation; or
Three years of waterworks or
wastewater works laboratory
operation; or
Five years of waterworks or
wastewater works laboratory
operation.
32 hours of DEQ approved Class B
training and a Bachelor of Science
Degree in chemistry, microbiology,
instrumental analysis, or other field of
science approved by DEQ; or
32 hours of DEQ approved Class B
training and an Associate’s Degree in
chemistry, microbiology, instrumental
analysis, or other field of science
approved by DEQ; or
32 hours of DEQ approved Class B
training.
3 This classification is not considered a Certification and time worked under this classification does not count
towards experience for purpose of acquiring certification.
4 Training credit will be granted only for courses or workshops listed as approved by DEQ or for courses,
workshops, or alternative activities which have been approved in writing by DEQ in advance.
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Class B Waterworks or Wastewater
Works Laboratory Operator
Certification
Six months of waterworks or
wastewater works laboratory
operation.
32 hours of DEQ approved Class B
training and 32 hours of DEQ approved
Class C training. An Associate’s Degree
or greater in chemistry, biology,
engineering, physical science, hydrology,
geology, mathematics, environmental
science, microbiology, toxicology, or
civil, chemical, sanitary, or
environmental engineering may be
substituted for the 32 hours of DEQ
approved Class C training.
Class C Waterworks or Wastewater
Works Laboratory Operator
Certification
None.
32 hours of DEQ approved Class C
training.
APPENDIX C. NUMBER OF PROFESSIONAL DEVELOPMENT HOURS (PDHs)
NEEDED PER CERTIFICATION LEVEL FOR OPERATORS AND LABORATORY
OPERATORS.
Level of Certification
Total number of
PDHs5
(hrs/yr)
Classroom PDHs
(hrs/yr)
PDHs from any DEQ
approved trainings
(hrs/yr)
Class A
16
4 - must be classroom
training
12
Class B
12
4 - must be classroom
training
8
Class C
8
4 - must be classroom
training
4
Class C Distribution
and Collection
8
4 - must be classroom
training
4
Class D
4
4 - must be classroom
training
0
5 PDH hours are based on the highest level of certification held. See 252:710-1-7(c). See 252:710-1-4 for definition of PDH.
Class T Distribution
and Collection
Technician
4
4 - must be classroom
training
0
Temporary Operator
N/A
N/A
N/A
Non-certified Helper
N/A
N/A
N/A
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