# Environmental Technology (ET) — Fall 2026 schedule

Rio Hondo College · 6 sections · Seat counts as of 2026-10-18

Source: https://prod-ssb9-registration.riohondo.edu:8443/StudentRegistrationSsb/ssb/term/termSelection?mode=search

Term dates: Aug 15, 2026 – Dec 5, 2026 (from the sections' dates) · 5 sessions, with dates: /c/rio-hondo-college/schedule/fall-2026/index.json · Academic calendar: https://www.riohondo.edu/academics/calendar/

Course descriptions: 2026-2027 catalog, /c/rio-hondo-college/catalog/2026-2027/courses/et.md

## ET 130 — Health Effects of Environmental Hazardous Materials (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 76961 | 0 | In person, CH Weekly Census | Wed 7:05–10:15pm, Science 121 | Aug 15–Dec 5 | Romeo Ricarte | 10 of 30 open |

## ET 260 — Environmental Sampling and Analysis (4 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 72757 | 01 | In person, CH Weekly Census | Class: Tue 7:05–10:15pm, Science 121; Lab: Thu 7:05–10:15pm, Science 124 | Aug 15–Dec 5 | Romeo Ricarte | 8 of 24 open |

## ET 271 — Wastewater Treatment Plant Operations II (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 70754 | 01 | In person, CH Weekly Census | Mon 7:05–10:15pm, Science 121 | Aug 15–Dec 5 | Scott Partridge | 12 of 30 open |

## ET 273 — Stormwater Management, Treatment & Controls (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 74390 | 01 | In person, CH Weekly Census | Sat 8:00–11:10am, Science 225 | Aug 15–Dec 5 | Peter Esparza | 20 of 30 open |

## ET 276 — Water Distribution (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 75124 | 01 | In person, CH Weekly Census | Mon/Tue 5:30–6:55pm, Science 203 | Aug 15–Dec 5 | Scott Partridge | 16 of 30 open |

## ET 290 — Work Experience Education/Internship for Environmental Technology-Related Fields (1-4 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 78005 | 0 | Online anytime, Positive Attendance | Online, no set time | Aug 15–Dec 5 | Peter Esparza | 14 of 20 open |