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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Laboratory Management and Technical Issues
  Topics Topic Starter Replies Views Last Post
LDO probe calibration verification? peterm 13 9961 Wednesday, June 29, 2011 6:42 AM 
LIMS austinchemist 1 4565 Monday, August 29, 2011 12:38 PM 
LinkedIn Laboratory SubGroup Victor Santa Cruz 7 11642 Wednesday, June 29, 2011 7:27 AM 
Low E. coli counts using MF m-TEC Agar Brian 4 9228 Tuesday, June 28, 2011 7:10 AM 
Low GGA Andy 7 10222 Thursday, December 1, 2011 1:10 AM 
Low GGA Recovery for CBOD DRajchel 3 8040 Wednesday, January 12, 2011 7:14 AM 
Low Level Hg Analyzer James Davis 0 5611 Thursday, December 1, 2011 1:08 AM 
Low Level Mercury - Instrumentation & EPA 1631 Rev. E Jason Graham 1 4067 Wednesday, November 30, 2011 7:40 AM 
Matrix spike recovery calculations Ruby 1 2410 Friday, April 6, 2012 7:36 AM 
MDL Quandary Keith Chapman 4 9669 Tuesday, May 11, 2010 3:25 PM 
Membrane filters 01421497 1 3088 Monday, December 17, 2012 8:07 AM 
Membrane filtration for Fecal Coiliforms st 1 10083 Thursday, May 27, 2010 4:23 PM 
Method 1600 QC requirements Suzy Lindblom 0 1799 Friday, May 4, 2012 9:35 AM 
Method 624 and 625 Tune Frequency Diane Lawver 1 9140 Tuesday, May 18, 2010 8:36 AM 
Need good pH probe for wastewater Keith Chapman 1 8662 Monday, July 12, 2010 2:40 PM 
Negative BOD calculations LabRat 12 10530 Tuesday, June 28, 2011 4:40 AM 
NEMC This Coming August Charles Lytle 1 9124 Tuesday, March 16, 2010 11:34 AM 
New 0.20 mg/l blank REQUIREMENT for BOD in the MUR Kay Anderson 6 11033 Wednesday, July 13, 2011 1:18 PM 
NEW BOD method (?) Keith Chapman 0 5399 Tuesday, September 28, 2010 2:04 PM 
New BOD Standard Method (ASTM) hubblijr 0 5959 Tuesday, May 11, 2010 3:12 PM 
New Drinking Water Methods Promulgated by EPA Victor Santa Cruz 0 5712 Tuesday, June 8, 2010 11:40 AM 
New Laboratory Forum Victor Santa Cruz 2 11753 Friday, December 11, 2009 10:31 AM 
Nitrate Testing by Method 353.3 jessica9 1 5026 Thursday, September 8, 2011 7:39 AM 
NO@/NO3 Preserved Sample Analysis Quantification PHanners 2 7393 Friday, December 10, 2010 7:57 AM 
Non-Dectected 17635448 0 2288 Wednesday, February 20, 2013 9:40 AM 
Non-Detected 17635448 2 2751 Monday, February 25, 2013 10:22 AM 
Non-Members Can Now Post New Topics Perry 6 11071 Friday, July 1, 2011 8:05 AM 
NPDES Permit Requirement & Corresponding Analytical Method for Pesticide 01782191 0 5254 Friday, February 21, 2014 5:15 PM 
Number of Lab Analysts Lab1Man 6 10442 Monday, June 14, 2010 9:30 AM 
Odor analysis norcaltech 0 10794 Wednesday, January 20, 2010 2:03 PM 
Oil and Grease by Soxhlet Charlie 4 5023 Tuesday, March 27, 2012 4:49 AM 
Orion 4 Star Ammonia ISE issue Amy Vail 4 9648 Thursday, July 28, 2011 10:20 AM 
Oxitop method Paul 0 7972 Thursday, April 8, 2010 1:08 AM 
phosphorus mdl Donald Tucker 4 6696 Monday, January 4, 2010 3:25 PM 
Pittcon dsmith 3 9948 Friday, July 1, 2011 7:59 AM 
Polyethylene Glycol treatability Keith Chapman 0 6274 Monday, February 8, 2010 4:09 PM 
Polyseed Shawn 11 39046 Wednesday, October 19, 2011 1:27 AM 
Potable Water vs Wastewater Audrey Brubeck 2 1404 Wednesday, June 13, 2012 12:42 PM 
Preservation of Grabs and Comps Keith C 1 1232 Friday, August 10, 2012 7:28 AM 
Probe vs. Winkler or modifications for DO standardization Julie Fuller 8 11575 Tuesday, November 22, 2011 5:00 PM 
Proceedure dmclaug 2 6895 Friday, December 24, 2010 12:02 PM 
Process Control Phosphorus Measurements wasteh2odoc 4 7229 Friday, February 18, 2011 3:28 PM 
QA Manual Help James Davis 2 6402 Tuesday, April 20, 2010 5:36 PM 
QA/QC for WW Lab Workshop Victor Santa Cruz 0 5271 Monday, October 18, 2010 9:09 AM 
QAQC for Small WW Labs Document Keith Chapman 0 7972 Wednesday, May 19, 2010 5:30 PM 
QC standard for TSS 17537384 2 4614 Monday, October 29, 2012 11:25 AM 
Recovery Factor for volatile acids distillation Ms. Guided 0 867 Friday, July 19, 2013 3:15 PM 
Sample Bar Coding? Jason Graham 3 5229 Wednesday, April 18, 2012 8:56 AM 
Sample pH adjustment and temperature for BOD test runnerlabber 2 8834 Tuesday, July 20, 2010 5:28 PM 
Scientists Close on Defining "Kilogram" Victor Santa Cruz 0 7347 Thursday, December 1, 2011 1:12 AM 
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