Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

 


Class Registration Calendar

22
Jun
2026

CSI-MS4 Kansas/Missouri (CT)

06-22-2026 8:30 am - 06-23-2026 4:30 pm
Online Webinar
$799 + registration
22
Jun
2026

CSI-MS4 Nebraska/Iowa (CT)

06-22-2026 8:30 am - 06-23-2026 4:30 pm
Online Webinar
$799 + registration
24
Jun
2026

CSI-Industrial Midwest Online (CT)

06-24-2026 8:00 am -4:00 pm
Online Webinar
$399 + registration
25
Jun
2026

Florida Stormwater Erosion and Sediment Control Inspector

06-25-2026 8:30 am - 06-26-2026 4:00 pm
Online Webinar
$225 + registration
Florida Stormwater Erosion and Sediment Control Inspector
25
Jun
2026

CACEO - Illicit Discharge Detection and Elimination (PDT)

06-25-2026 10:00 am -12:00 pm
Online Webinar
$75 + registration
CACEO - Illicit Discharge Detection and Elimination (PDT)
29
Jun
2026

CSI-MS4 Utah/Montana (MT)

06-29-2026 8:30 am - 06-30-2026 4:30 pm
Online Webinar
$799 + registration
29
Jun
2026

CSI-MS4 South Dakota/North Dakota (MT)

06-29-2026 8:30 am - 06-30-2026 4:30 pm
Online Webinar
$799 + registration
29
Jun
2026

Illicit Discharge Detection and Elimination for Field Personnel (ET)

06-29-2026 10:00 am -12:00 pm
Online Webinar
$75 + registration