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

 


Events from location : Online Webinar[View Map][Get Directions]

You will receive an email notification to register for the online webinar approximately two weeks before the class start date.

CSI-MS4 Kansas-Missouri (CT)

Event Date 09-14-2026 8:30 am
Event End Date 09-15-2026 4:30 pm
Cut off date 09-12-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-MS4 Nebraska - Iowa (CT)

Event Date 09-14-2026 8:30 am
Event End Date 09-15-2026 4:30 pm
Cut off date 09-12-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-Industrial West Coast Online (PT)

Event Date 09-17-2026 8:00 am
Event End Date 09-17-2026 4:00 pm
Cut off date 09-15-2026
Capacity 15
Individual Price $399 + registration
Speaker Karen Sea Sadowski
Number Hours 8
Location Online Webinar
Categories Industrial, MS4

Florida Stormwater Erosion and Sediment Control Inspector

Florida Stormwater Erosion and Sediment Control Inspector
Event Date 09-17-2026 8:30 am
Event End Date 09-18-2026 4:00 pm
Cut off date 09-15-2026
Capacity 20
Individual Price $225 + registration
Speaker To Be Determined
Number Hours 15
Location Online Webinar
Categories Construction & Development, MS4

CSI-MS4 Illinois-Wisconsin (CT)

Event Date 09-21-2026 8:30 am
Event End Date 09-22-2026 4:30 pm
Cut off date 09-19-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-MS4 Minnesota (CT)

Event Date 09-21-2026 8:30 am
Event End Date 09-22-2026 4:30 pm
Cut off date 09-19-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI MS4 Re-Certification

Event Date 09-23-2026 10:30 am
Event End Date 09-23-2026 4:30 pm
Cut off date 09-21-2026
Capacity 20
Individual Price $299 + registration
Speaker Dan Ahern
Number Hours 6
Location Online Webinar
Categories MS4

CSI – Construction East Coast (ET)

Event Date 09-24-2026 10:00 am
Event End Date 09-25-2026 4:00 pm
Cut off date 09-22-2026
Capacity 15
Individual Price $599 + registration
Speaker To Be Determined
Number Hours 12
Location Online Webinar
Categories Construction & Development, MS4

CSI-MS4 Idaho (MT)

Event Date 09-28-2026 8:30 am
Event End Date 09-29-2026 4:30 pm
Cut off date 09-26-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-MS4 Washington - Oregon (PT)

Event Date 09-28-2026 8:30 am
Event End Date 09-29-2026 4:30 pm
Cut off date 09-26-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4