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

11
Dec
2025

CSI-Industrial Midwest Online (CT)

12-11-2025 8:00 am -4:00 pm
Online Webinar
$399 + registration
15
Dec
2025

Florida Stormwater Erosion and Sediment Control Inspector

12-15-2025 8:30 am - 12-16-2025 4:00 pm
Online Webinar
$225 + registration
Florida Stormwater Erosion and Sediment Control Inspector
17
Dec
2025

CSI MS4 Re-Certification

12-17-2025 10:30 am -4:30 pm
Online Webinar
$299 + registration
05
Jan
2026

CSI-MS4 Tennessee (ET)

01-05-2026 8:30 am - 01-06-2026 4:30 pm
Online Webinar
$799 + registration
05
Jan
2026

CSI-MS4 Kentucky (ET)

01-05-2026 8:30 am - 01-06-2026 4:30 pm
Online Webinar
$799 + registration
07
Jan
2026

CSI-Industrial West Coast Online (PT)

01-07-2026 8:00 am -4:00 pm
Online Webinar
$399 + registration
08
Jan
2026

Florida Stormwater Erosion and Sediment Control Inspector

01-08-2026 8:30 am - 01-09-2026 4:00 pm
Online Webinar
$225 + registration
Florida Stormwater Erosion and Sediment Control Inspector
08
Jan
2026

CSI – Construction East Coast (ET)

01-08-2026 10:00 am - 01-09-2026 4:00 pm
Online Webinar
$599 + registration
12
Jan
2026

CSI - CACEO Certified Stormwater Inspector (PDT)

01-12-2026 8:00 am - 01-13-2026 2:00 pm
Online Webinar
$575 + registration
CSI - CACEO Certified Stormwater Inspector (PDT)
12
Jan
2026

CSI-MS4 Oklahoma (CT)

01-12-2026 8:30 am - 01-13-2026 4:30 pm
Online Webinar
$799 + registration