WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Grit pipeline and with pinch valves sandra 0 1379 Wednesday, April 13, 2016 12:21 PM 
Use of Larvacides for midge fly control 01632316 0 2407 Tuesday, December 22, 2015 11:19 AM 
Decanting solds & scum Dwayne 1 10744 Friday, June 19, 2015 6:28 AM 
BNR Internal Recycle Cooper 0 12648 Wednesday, January 28, 2015 8:27 PM 
Control of algae growth on concrete with coatings? 01490632 0 18054 Tuesday, February 25, 2014 2:17 PM 
Nitrate Lock Extended aeration Paul Robertson 0 17764 Thursday, December 26, 2013 11:19 AM 
Alien Bugs(2) 01663302 0 14086 Monday, December 23, 2013 10:09 AM 
Portable Suspended Solids Analyzer 01471237 0 17739 Friday, August 16, 2013 9:42 AM 
Water Fleas!!!(2) 01474775 0 3624 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 3726 Sunday, April 14, 2013 7:02 PM 
Ozone for Fecal Coliform Reduction 17633991 0 4493 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 5793 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 4323 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 6630 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 6888 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 5612 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 7105 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 7304 Tuesday, September 4, 2012 12:17 PM 
Isopropanol issues 01797999 1 7545 Tuesday, August 28, 2012 2:38 PM 
ski resort WWTP operation 01463964 0 4202 Friday, August 10, 2012 2:24 PM 
Request for info regarding Trojan UV systems T.O.C. 5 9993 Friday, August 10, 2012 2:22 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 4679 Friday, August 10, 2012 2:18 PM 
Overheating wires with WEDECO UV system 01453718 0 4292 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 4424 Tuesday, June 26, 2012 9:52 AM 
Using Mag Hydroxide Andres Vinent 3 4360 Monday, June 25, 2012 1:17 PM 
High DO in Lagoons Kit Roush 2 7208 Tuesday, June 19, 2012 12:38 PM 
salinity in activated sludge Greg Gress 2 9374 Thursday, June 14, 2012 5:21 AM 
Log Sheet Data Rock 1 4815 Tuesday, June 12, 2012 1:37 PM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 3172 Sunday, May 20, 2012 11:25 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 4422 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 4389 Monday, May 14, 2012 10:38 AM 
Wastewater Blog Grant Weaver 5 15016 Monday, May 7, 2012 4:15 AM 
Operations help Victoria Caulfield 1 7281 Friday, May 4, 2012 11:10 AM 
Alkalinity control Andres Vinent 0 6696 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 5954 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 5570 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 6459 Thursday, February 9, 2012 10:13 AM 
RAS lines and clarifier balancing R Siddens 1 5138 Thursday, February 2, 2012 5:17 AM 
Septage/Grease Screening Units Frederick Auermuller 0 7125 Tuesday, January 3, 2012 3:51 PM 
buried natural gas piping condition assessment T. Butler 1 7694 Tuesday, December 13, 2011 12:08 PM 
envirofilt JK 0 7258 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 7516 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 7330 Tuesday, November 29, 2011 2:09 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 13285 Saturday, November 26, 2011 10:20 AM 
ORP control Mark Milne 2 11698 Friday, November 25, 2011 1:57 AM 
Polyethylene Glycol Treatability Keith Chapman 1 13385 Friday, November 25, 2011 1:56 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 6660 Wednesday, November 23, 2011 7:48 AM 
Digester Gas Piping GB Gehrke 6 13540 Wednesday, November 23, 2011 7:45 AM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 7680 Tuesday, November 22, 2011 3:30 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 9336 Sunday, November 13, 2011 11:03 PM 
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