Home Study Correspondence Courses
For Water Operator Certification
*All new students must take a DOH approved Laboratory course before taking the course final exam.
| Plant Type |
Required Minimum Operator Grade
|
Required Minimum Assistant Operator Grade
|
|
|
||
| Water treatment plant with facilities for filtration* which treats 2.5 MGD# or less |
IIA
|
IIA
|
| Water treatment plant without facilities for filtration* which treats 2.5 MGD# or less and serves more than 1,000 people |
IIB
|
C
|
| Water treatment plant that serves 1,000 people or less |
C
|
None Required
|
| Distribution system serving 1,000 people or more |
D
|
None Required
|
Note: * filtration means a treatment process which includes slow sand filtration, gravity rapid sand, anthracite coal filtration, pressure filtration, diatomaceous earth filtration, or other processes determined to acceptable treatment under Subpart 5-1.
# MGD = million gallons per day.