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

02
Jun
2025

CSI-MS4 Montana (MT)

06-02-2025 8:30 am - 06-03-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

02
Jun
2025

CSI-MS4 North Dakota / South Dakota (MT)

06-02-2025 8:30 am - 06-03-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

02
Jun
2025

CSI-MS4 Utah (MT)

06-02-2025 8:30 am - 06-03-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

04
Jun
2025

CSI-Industrial Midwest Online (CT)

06-04-2025 8:00 am -4:00 pm
Online Webinar
$399 + registration

We are no longer accepting registration for this event

05
Jun
2025

CSI-MS4 Kentucky (ET)

06-05-2025 8:30 am - 06-06-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

05
Jun
2025

CSI-MS4 Tennessee (ET)

06-05-2025 8:30 am - 06-06-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

05
Jun
2025

CSI-MS4 West Virginia (ET)

06-05-2025 8:30 am - 06-06-2025 4:30 pm
Online Webinar
$799 + registration

We are no longer accepting registration for this event

09
Jun
2025

Florida Stormwater Erosion and Sediment Control Inspector

06-09-2025 8:30 am - 06-10-2025 4:00 pm
Online Webinar
$225 + registration
Florida Stormwater Erosion and Sediment Control Inspector

We are no longer accepting registration for this event

11
Jun
2025

CACEO - Illicit Discharge Detection and Elimination (PDT)

06-11-2025 10:00 am -12:00 pm
Online Webinar
$75 + registration
CACEO - Illicit Discharge Detection and Elimination (PDT)
11
Jun
2025

CSI Construction Re-Certification June

06-11-2025 10:30 am -4:30 pm
Online Webinar
$299 + registration