INDUSTRY ORGANIZATIONS AND EVENTS
National Organizations and Shows
| Location | ID | Organization Name | Website |
| National | NASTT | North American Society for Trenchless Technology | www.nastt.org |
| National | NTEA | National Truck Equipment Association | www.ntea.com |
| National | NOWRA | National Onsite Wastewater Recycing Association | www.nowra.org |
| National | NAWT | National Association of Wastewater Tranporters | www.nawt.org |
| National | WWETT | Water & Wastewater Equipment, Treatment & Transport Show | www.wwettshow.com |
| National | NEHA | National Onsite Wastewater Association | www.neha.org |
| National | PSAI | Portable Sanitation Association International | www.psai.org |
State Organizations and Shows
| Location | ID | Organization Name | Website |
| Alabama | AOWA | Alabama Onsite Wastewater Association | www.aowainfo.org |
| Arizona | AZOWRA | Arizona Onsite Wastewater Recycling Association | www.azowra.org |
| California | COWA | California Onsite Wastewater Association | www.cowa.org |
| Colorado | CPOW | Colorado Professionals in Onsite Wastewater | www.cpow.net |
| Connecticut | COWRA | Connecticut Onsite Wastewater Recycling Association | www.cowra-online.org |
| Delaware | DOWRA | Delaware On-Site Wastewater Recycling Association | www.dowra.org |
| Florida | FOWA | Florida Onsite Wastewater Association | www.fowaonsite.com |
| Georgia | GOWA | Georgia Onsite Wastewater Association | www.onsitewastewater.org |
| Illinois | OWPI | Onsite Wastewater Professionals of Illinois | www.owpi.net |
| Indiana | IOWPA | Indiana Onsite Wastewater Professionals Association | www.iowpa.org |
| Iowa | IOWWA | Iowa Onsite Wastewater Association | www.iowwa.com |
| Kansas | KSFA | Kansas Small Flows Association | www.ksfa.org |
| Kentucky | KOWA | Kentucky Onsite Wastewater Association | www.kentuckyonsite.org |
| Maine | MEWEA | Maine Water Environment Association | www.mewea.org |
| Maryland | MOWPA | Maryland Onsite Wastewater Professionals Association | www.mowpa.org |
| Massachusetts | MAOWP | Massachusetts Association of Onsite Wastewater Professionals | www.maowp.org |
| Massachusetts | YOWA | Yankee Onsite Wastewater Association | www.yankeeonsite.org |
| Michigan | MOWRA | Michigan Onsite Wastewater Recycliing Association | www.mowra.org |
| Michigan | MSTA | Michigan Septic Tank Association | www.msta.biz |
| Michigan | MEHA | Michigan Environmental Health Association | www.meha.net |
| Michigan | MWEA | Michigan Water Environment Association | www.mi-wea.org |
| Minnesota | MOWA | Minnesota Onsite Wastewater Association | www.mowa-mn.com |
| Missouri | MSO | Missouri Small Flows Organization | www.mosmallflows.org |
| Montana | MWEA | Montana Onsite Wastewater Association | www.montanawater.org |
| Montana | MSAWWA | Montana Section American Water Works Association | www.montanawater.org |
| Montana | MWEA | Montana Water Environment Association | www.montanawater.org |
| New Hampshire | NHASH | New Hampshire Association of Septage Haulers | www.nhash.com |
| New Mexico | NMOWA | New Mexico Onsite Wastewater Association | www.newmexicoonsitewastewaterassociation.com |
| New Mexico | POWRANM | Professional Onsite Wastewater Reuse Association of NM | www.powranm.org |
| New York | New York Aerobic Wastewater Treatment | ||
| New York | New York - Mid Hudson Septic Haulers | ||
| New York | New York Upstate Association of Waste Transporters | ||
| New York | LILWA | Long Island Liquid Waste Association | www.lilwa.org |
| North Carolina | COWRA | Carolina Onsite Water Recycling Association | www.carolinaonsite.org |
| North Carolina | NCPG | North Carolina Pumping Group | www.ncpumpergroup.org |
| North Carolina | NCSTA | North Carolina Septic Tank Association | www.ncsta.net |
| Ohio | OOWA | Ohio Onsite Wastewater Association | www.ohioonsite.org |
| Ohio | Ohio Waste Haulers Association | ||
| Oklahoma | OCIA | Oklahoma Certified Installers Association | https://www.facebook.com/OCIA-Oklahoma-Certified-Installers-Association-1775173126130947/ |
| Ontario | OASIS | Ontario Association of Sewage Industry Services | www.oasisontario.on.ca |
| Ontario | OOWA | Ontario Onsite Wastewater Association | www.oowa.org |
| Pennsylvania | PSMA | Pennsylvania Septage Management Association | www.psma.net |
| Rhode Island | NEOWTC | New England Onsite Wastewater Training Center | https://web.uri.edu/owt/ |
| Tennessee | TOWA | Tennessee Onsite Wastewater Association | www.tnonsite.org |
| Texas | TOWTRC | Texas Onsite Wastewater Treatment Research Council | www.towtrc.state.tx.us |
| Texas | TOWA | Texas Onsite Wastewater Association | www.txowa.org |
| Virginia | VOWRA | Virginia Onsite Wastewater Recycling Association | www.vowra.org |
| Washington | WOSSA | Washington On-Site Sewage Association | www.wossa.org |
| Wisconsin | WOWRA | Wisconsin Onsite Wastewater Recycling Association | www.wowra.com |
| Wisconsin | WLWCA | Wisconsin Liquid Waste Carriers | www.wlwca.com |
Oil & Gas Organizations and Shows
| Location | ID | Organization Name | Website |
| California | WSPA | Western States Petroleum Association | www.wspa.org |
| Ohio | SOOGA | Southeast Ohio Oil & Gas Association | www.sooga.org |
| Ohio | OOGA | Ohio Oil & Gas Association | www.ooga.org |
| Pennsylvania | PIOGA | Pennsylvania Independent Oil and Gas Association | www.pioga.org |
| Pennsylvania | Northern Tier Marcellus Shale | www.ntmarcellusexpo.com | |
| West Virginia | IOGA | Independent Oil & Gas Association of West Virginia | www.iogawv.com |
| West Virginia | WVONGA | West Virginia Oil & Natural Gas Association | www.wvonga.com |
