2020_MonitoringSch_0002.pdf

PDF 51 KB Posted

Attached to
CHICHILTAH BS LANDFILL CLEAN CLOSURE Federal contract opportunity
Solicitation number
140A0922Q0049
Issued by
Department of the Interior Bureau of Indian Affairs Navajo Region

About this file

This document contains a public water system monitoring schedule and a related federal contract opportunity for landfill clean closure. The monitoring schedule lists the contaminant testing and sampling frequency requirements for a community water system serving 137 people and using groundwater sources. Tests include total coliform, lead and copper, disinfection byproducts, and numerous inorganic and organic chemicals on schedules ranging from monthly to every three to nine years. The contract opportunity posted by the Bureau of Indian Affairs seeks bids for clean closure of the Chichiltah BS landfill with responses due by the listed solicitation number and deadline.

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Text version

Monitoring Frequency

Following

Sampling

Due Date

Current StatusNext

Sampling Due

Date

Last Result

Received

Comments:

Public Water System Monitoring Schedule As of 04/28/2020

093534005 Chi Chil Tah Boarding School - BIA PWS Type: Community serving 137 people.

Next 11/30/2022

Requirements

Contaminant Names

System Source Type:GW

Last Sanitary Survey 11/5/2019

Treat

Level I

Dist

Level I

PWS Classification

Levels

Send CCR and Certification of Delivery to EPA by July 1

2018 CCR

on 6/1/2019

July 1, 2020 July 1, 2021

Consumer Confidence Report

Required Annually

Delivery and Certification of Annual Report to Customers

Revised Total Coliform Rule Total Coliform if Total Coliform positive, test for Fecal Coliform

Then Repeat and Raw Source Sampling

Take samples according to approved Sample Siting Plan.

3/10/2020 Monthly 1 sample due each month

DS001 PWS# 3534005 distribution system

Asbestos Asbestos 11/28/2011 12/31/2020 12/31/2029 Standard

Monitoring

Every 9 years

Lead & Copper 5 samples required between June 1 and Sept 30. Samples outside this period will be invalid.

Copper, Lead 9/24/2018 09/30/2021 9/30/2024 Maximum Reduction

Sample at approved sample sites, follow proper sampling protocol, provide lead results to sample site residents, certify delivery to EPA..

Every 3 years

DS001 School Kitchen Sink Tap (Stage 2 DBP Sampling Location)

Stage 2 Disinfection By-Products Samples required within the month of August. Samples outside this period will be invalid.

Total Trihalomethanes (TTHMs), Five Haloacetic Acids (HAA5) 8/22/2019 08/31/2020 8/31/2021 Annual Monitoring

Report chlorine residual with required TCR monitoring.

Every year

EP003 Well in Bldg 646 Entry Point

Inorganics Antimony, Arsenic, Barium, Cyanide, Chromium, Fluoride, Thallium, Selenium, Cadmium, Beryllium, Mercury

12/11/2017 12/31/2023 12/31/2029 Waiver, sample by date (6 years)

Every 6 years

Nitrate/Nitrite Nitrate [reported as Nitrogen] 10/30/2019 12/31/2020 12/31/2021 Reduced

Monitoring

Every year

Pesticides and SOCs Alachlor, Lindane, Dioxin (2,3,7,8-TCDD), Simazine, Picloram, Oxamyl [Vydate], Hexachlorocyclopentadiene, Glyphosate, Endrin, Di (2-ethylhexyl) adipate, Diquat, Di (2-ethylhexyl) phthalate, Dalapon, Endothall, Hexachlorobenzene, Heptachlor epoxide, Pentachlorophenol, Heptachlor, PCBs [Polychlorinated biphenyls], Benzo(a)pyrene, Toxaphene, Ethylene Dibromide, 2,4,5-TP (Silvex), 2,4-D, Dibromochloropropane (DBCP), Chlordane, Carbofuran, Atrazine, Methoxychlor, Dinoseb

8/27/2018 12/31/2021 12/31/2024 Maximum Reduction Pop

<= 3300

Every 3 years

All laboratory results are due by the 10th day of the month following the sample due date.

Please contact Bessie Lee at (41-5) -972-3776 if you have any questions regarding monitoring requirements.

Following

Sampling

Due Date

Current StatusNext

Sampling Due

Date

Last Result

Received

Comments:

Public Water System Monitoring Schedule As of 04/28/2020

093534005 Chi Chil Tah Boarding School - BIA PWS Type: Community serving 137 people.

Next 11/30/2022

Requirements

Contaminant Names

System Source Type:GW

Last Sanitary Survey 11/5/2019

Treat

Level I

Dist

Level I

PWS Classification

Levels

Radionuclides Combined Radium 226/228, Uranium (combined), Adjusted Alpha

(Excl. Radon & U) 10/30/2019 12/31/2025 12/31/2031 results < 1/2MCL

Every 6 years

Beta/photon emitters 11/20/2013 12/31/2020 12/31/2026 results < 1/2MCL

Every 6 years Was Due On 12/31/2019

Sodium Sodium 12/11/2017 12/31/2020 12/31/2023 Groundwater

Every 3 years

VOCs Ethylbenzene, Trichloroethylene, o-Dichlorobenzene, 1,1,2- Trichloroethane, Dichloromethane, Xylenes, Toluene, Benzene, Styrene, Carbon Tetrachloride, Chlorobenzene, trans-1,2- Dichloroethylene, 1,2-Dichloropropane, cis-1,2-Dichloroethylene, Vinyl Chloride, 1,1,1-Trichloroethane, 1,1-Dichloroethylene, Tetrachloroethylene, p-Dichlorobenzene, 1,2,4-Trichlorobenzene, 1,2-Dichloroethane

10/30/2019 12/31/2022 12/31/2025 Maximum Reduction

Every 3 years

EP004 Well in Bldg 647 Entry Point

Inorganics Beryllium, Mercury, Barium, Selenium, Cyanide, Antimony, Arsenic, Thallium, Cadmium, Chromium, Fluoride 12/11/2017 12/31/2023 12/31/2029 Waiver, sample by date (6 years)

Every 6 years

Nitrate/Nitrite Nitrate [reported as Nitrogen] 10/30/2019 12/31/2020 12/31/2021 Reduced

Monitoring

Every year

Pesticides and SOCs Atrazine, Heptachlor epoxide, Dalapon, Di (2-ethylhexyl) phthalate, Dinoseb, 2,4,5-TP (Silvex), Toxaphene, Pentachlorophenol, PCBs [Polychlorinated biphenyls], Lindane, Alachlor, Heptachlor, Ethylene Dibromide, 2,4-D, Dibromochloropropane (DBCP), Chlordane, Carbofuran, Di (2-ethylhexyl) adipate, Benzo(a)pyrene, Hexachlorocyclopentadiene, Endothall, Simazine, Oxamyl [Vydate], Dioxin (2,3,7,8-TCDD), Hexachlorobenzene, Glyphosate, Endrin, Diquat, Methoxychlor, Picloram

8/27/2018 12/31/2021 12/31/2024 Maximum Reduction Pop

<= 3300

Every 3 years

Radionuclides Combined Radium 226/228, Uranium (combined) 10/30/2019 12/31/2025 12/31/2031 results < 1/2MCL

Every 6 years

Adjusted Alpha (Excl. Radon & U), Beta/photon emitters 11/20/2013 12/31/2020 12/31/2026 results < 1/2MCL

Every 6 years Was Due On 12/31/2019

Sodium Sodium 12/11/2017 12/31/2020 12/31/2023 Groundwater

Every 3 years

All laboratory results are due by the 10th day of the month following the sample due date.

Please contact Bessie Lee at (41-5) -972-3776 if you have any questions regarding monitoring requirements.

Following

Sampling

Due Date

Current StatusNext

Sampling Due

Date

Last Result

Received

Comments:

Public Water System Monitoring Schedule As of 04/28/2020

093534005 Chi Chil Tah Boarding School - BIA PWS Type: Community serving 137 people.

Next 11/30/2022

Requirements

Contaminant Names

System Source Type:GW

Last Sanitary Survey 11/5/2019

Treat

Level I

Dist

Level I

PWS Classification

Levels

VOCs Xylenes, trans-1,2-Dichloroethylene, Chlorobenzene, Tetrachloroethylene, 1,1,2-Trichloroethane, Ethylbenzene, Dichloromethane, 1,2-Dichloropropane, cis-1,2-Dichloroethylene, Benzene, 1,1,1-Trichloroethane, 1,2,4-Trichlorobenzene, 1,1-

Dichloroethylene, Toluene, p-Dichlorobenzene, 1,2-

Dichloroethane, o-Dichlorobenzene, Trichloroethylene, Carbon

Tetrachloride, Styrene, Vinyl Chloride

10/30/2019 12/31/2022 12/31/2025 Maximum Reduction

Every 3 years

All laboratory results are due by the 10th day of the month following the sample due date.

Please contact Bessie Lee at (41-5) -972-3776 if you have any questions regarding monitoring requirements.

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