UD-26-311 Professional Lab Services RFP_Addendum 1~4.pdf

February 26, 2026

NOTICE TO PROPOSERS

ADDENDUM NO. 1

The following changes and/or additions shall be made to the original Request for Proposal (RFP) #UD‐26‐311 to Provide Professional Lab Services Specifications. Please acknowledge receipt of this addendum by signing and returning with your proposal.

As of February 26, 2026:

The following are answers to questions submitted:

Question 1: Who is the incumbent laboratory?

Answer 1: The incumbent laboratories are Eurofins and Weck Laboratories Inc.

Question 2: Can you provide current pricing for this contract?

Answer 2: Current pricing for the contracts is an aggregated amount not to exceed $600,000 over a three‐year period.

Question 3: Can tests be no bid?

Answer 3: Yes.

Question 4: How often are pickups historically required and at what times?

Answer 4: Pickups are one to two times weekly, and after 2pm until 5pm.

Question 5: Are method substitutions allowed?

Answer 5: Only if the substituted methods are ELAP certified and have the same reporting detection limit.

Question 6: Would you be open to modifying or eliminating contract language?

Answer 6: Refer to Attachment I of the RFP.

Question 7: What date do we input for “Promised Date” on the “General” tab

Answer 7: The “Promised Date” field is optional and may be blank.

Question 8: Do we need to add a total bid amount to the on‐line portal? If so, we would need a specific fee schedule applicable to all participants. Where would this be noted?

Answer 8: No.

Question 9: Can the sample Fee Schedule be provided in Excel?

Answer 9: Yes.

Question 10: Fee Schedule: ANIONS, can we provide a unit rate per anion?

Answer 10: Yes, Lab can provide unit rate per anions, but we also need price for EPA method 300 for the full list of anions.

Question 11: Fee Schedule: DIOXINS – Is this for wastewater or drinking water? If for wastewater, does this require the full list or TCDD only?

Answer 11: Dioxins is for drinking water. Only TCDD.

Question 12: Fee Schedule: For Title 22, EDC, Pharmaceuticals, is there a specific list that needs to be tested? Does this refer to EPA Method 1694 for Person Care Products & Pharmaceuticals or EPA 1666 for testing Wastewater discharges?

Answer 12: No specific list for EDC/PCP. EPA 1694.

Question 13: Fee Schedule: For VOLATILE ORGANICs, can separate line items be provide for the various methods required as the methods would vary for DW and other water

i. 1,4‐Dioxane, generally run by 522 for DW, 8270 for other matrices

ii. 1,2,3 TCP requires a low‐level method 1,2,3 TCP SRL for Drinking Water and other water matrices needing low‐level reporting

iii. TBA is reported under a separate run for Drinking Water samples to meet the required DLR

Answer 13: Yes.

i. 1,4 Dioxane by 522 for Drinking Water.

ii. 1,2,3 TCP low level method 1,2,3 TCP SRL for Drinking Water is the method for this contract.

iii. TBA can be reported under a separate run for Drinking Water to meet

DLR.

Question 14: Fee Schedule: METALS ‐ Is there a list of metals required (if not specified)?

Answer 14: Full list of metals by method EPA 200.8.

Question 15: Fee Schedule: What Disinfection Byproduct parameters do you require (THMs , bromide, bromate, chlorite, chlorate etc.)?

Answer 15: THMs, HAAs, bromide, bromate, chlorite, chlorate.

Question 16: Do we upload the final Fee Scheule under “1. Quote Items” tab?

Answer 16: The Fee Schedule should be uploaded to the Attachments tab with the technical proposal.

Question 17: How many emergency samples were required last year and what were the methods that required testing?

Answer 17: None. All analysis was scheduled by a week or more.

Question 18: Is there any on‐site work required outside of courier pick‐up? ‐ see Section 25 of RFP

Answer 18: No.

Question 19: For courier services, can an outside courier service be used?

Answer 19: Yes, outside courier service can be used but liability and resample cost if sample is delayed or spilled while in transit will be the responsibility of the Awarded Contractor.

Question 20: How often are pick‐ups required?

Answer 20: Refer to Question/Answer 4 of this Addendum.

Question 21: Can the Business License be provided upon award? Work performed will be done off‐site.

Answer 21: Yes.

Question 22: Will 24 hour composite sampling be required? If so, please provide location and frequencies and indicate if any trunklines need to be sampled. If any sites require traffic control will LBPUD be responsible for providing?

Answer 22: No, 24‐hour composite sampling is not required.

Question 23: Can the current contract rates be provided?

Answer 23: Refer to Question/Answer 2 of this Addendum.

Question 24: Other than the specific EDD format shown in the RFP, are other EDDs required such as CLIP or Geotracker?

Answer 24: Yes, CLIP is required for all wells and some point of entry sites.

Question 25: TOTAL COLIFORM and FECAL CONFIRMATION TEST – Will these be drinking water or wastewater samples? The holding time and dilutions impact cost so it is necessary to understand the matrix. Currently Total Coliform and E. coli is required for drinking water.

Answer 25: Total coliform and Fecal confirmation test and HPC test are for drinking water samples.

Question 26: What is the anticipated annual spend of this work?

Answer 26: Depending on DDW new order requirement. Last year we spent 130K.

Question 27: Are there incumbent labs that the utility currently uses for testing needs?

Answer 27: Refer to Question/Answer 1 of this Addendum.

Question 28: For section E (pg. 11) where it lists location of company offices and number of employees locally and nationally – there are several labs under the Eurofins name, though all separate entities ‐ can we assume you would only like the information for Eurofins Drinking Water and Wastewater West LLC (our lab in Pomona that will manage the work)?

Answer 28: Yes, information for Pomona lab is sufficient.

Question 29: Is the lab responsible for all sample collection required by LBPUD? (i.e.

drinking water, wastewater, solids, stormwater, etc)

Answer 29: Most of the samples are drinking water with a few wastewater and rare solids samples.

Question 30: Does LBPUD anticipate unscheduled requests for sample collection? (i.e.

non‐routine work such as a positive bacteria sample)

Answer 30: No, LBPUD does not anticipate unscheduled requests for sample collection.

Question 31: Does the lab need to only supply the compositor to LBPUD for them to use or will the lab need to set up and collect composite samples?

Answer 31: No, Lab does not need to set up and collect composite samples.

Question 32: How often will courier up be needed? (i.e. once a week, etc)

Answer 32: Refer to Question/Answer 4 of this Addendum.

Question 33: Are we able to propose alternative methods?

Answer 33: Refer to Question/Answer 5 of this Addendum.

Question 34: Are we able to add line items to Exhibit B, if we feel additional information may be beneficial to LBPUD?

Answer 34: Yes.

Question 35: Are we able to propose redlines to the contract for your review?

Answer 35: Refer to Question/Answer 6 of this Addendum.

Question 36: Is there any kind of schedule for each matrix that can be provided to get an idea of workload?

Answer 36: Most of the workload is for drinking water.

Question 37: Can we submit Exhibit B pricing sheet in excel format?

Answer 37: Refer to Question/Answer 9 of this Addendum.

Question 38: The lab may not have scheduled staff for non routine work (i.,e. holidays, Sunday, weekdays after 6PM) that will be available within a 4 hour window. Will addressing any needs the following day suffice?

Answer 38: Refer to RFP Exhibit A paragraph 1.9. and Attachment I.

Prepared By: Esme Houtepen Date: February 26, 2026

Acknowledged By: Date:

Firm of: