• About Us
    • By-Laws
    • Board Members
  • News & Events
    • Latest News
      • 2022 MANGO Safety Summit Pricing
  • Resources
    • PSC All Operator Letters
      • Municipal Grant Opportunity (“NOFO”)
    • Missouri Public Service Commission
    • Public Awareness Campaign
      • 2022 Year End Summary, Public Awareness Campaign
      • 2023 Year End Summary, Public Awareness Campaign
      • 2024 Year End Summary, Public Awareness Campaign
    • PHMSA MEGA Rule
      • Gas Transmission Regulation Published October 1, 2019
    • Welding Resources
      • MANGO Testing Sites
      • MANGO – Qualified Welder List
  • Photo Gallery
  • MOSAFEGAS

About MANGO !!

The Missouri Association of Natural Gas Operators is a nonprofit organization that allows Missouri’s natural gas utilities to work together on important issues like public safety and regulatory activity.

Recent Posts

  • 2023-01-09 All Operators Letter
  • The spring 2023 MANGO General Meeting
  • MoPSC All Operator Letters Updated
  • ATTENTION—PIPELINE STAKEHOLDERS
  • 2020 MANGO Fall Meeting

Archives

  • January 2023
  • November 2022
  • June 2020
  • March 2020
  • December 2019
  • September 2019
  • August 2019
  • May 2019
  • February 2016
MANGO
  • About Us
    • By-Laws
    • Board Members
  • News & Events
    • Latest News
      • 2022 MANGO Safety Summit Pricing
  • Resources
    • PSC All Operator Letters
      • Municipal Grant Opportunity (“NOFO”)
    • Missouri Public Service Commission
    • Public Awareness Campaign
      • 2022 Year End Summary, Public Awareness Campaign
      • 2023 Year End Summary, Public Awareness Campaign
      • 2024 Year End Summary, Public Awareness Campaign
    • PHMSA MEGA Rule
      • Gas Transmission Regulation Published October 1, 2019
    • Welding Resources
      • MANGO Testing Sites
      • MANGO – Qualified Welder List
  • Photo Gallery
  • MOSAFEGAS

PSC All Operator Letters

2024

12-12-2024-All-Operators-Letters-2025-Random-Drug-Testing-Advisory-Bulletin-Ice-and-Snow-Staff-Changes

Type : pdf

Download

02-23-2024-All-Operators-Letter-PHMSA-Grant-Opportunities-Spring-MANGO-Meeting-Rule-Amendments

Type : pdf

Download

05-31-2024-All-Operators-Letter-Proposed-RNG-Rule-Proposed-Gas-Quality-Standard-Amendments.

Type : pdf

Download

2023

12-22-2023-Annual-Report-Reminders-and-Changes-Random-Drug-Testing-Rate-Spring-MANGO-Meeting

Type : pdf

Download

05-18-2023 All Operators Letter – MANGO Seminar, NPRM

Type : pdf

Download

05-18-2023 FR NPRM Gas Pipeline Leak Detection and Repair

Type : pdf

Download

gw-2023-0272 order establishing working case to examine gas safety rules..

Type : pdf

Download

GW-2023-0272 staff motion to establish working case.

Type : pdf

Download

2023-03-09-All-Operators-Letter-Proposed-Rule-Amendments-Annual-Report-Reminder.pdf

Type : pdf

Download

2023-01-09 All Operators Letter (2023 Drug Testing Rate, Spring MANGO meeting, Annual Reminders)

Type : pdf

Download

2022

2022-11-18 All Operators Letter (Spring MANGO general meeting, NTSB Incident Report)

Type : pdf

Download

2022-09-09-All-Operators-Letter-Final-Federal-Rule-Amendments-Missouri-Rulemaking-Update

Type : pdf

Download

PHMSA-2022-0060-0003

Type : pdf

Download

6-3-2022-MANGO-2022-Agenda

Type : pdf

Download

PKG00274538-instructions

Type : pdf

Download

2022-05-25-Grant-Opportunity

Type : pdf

Download

2022-MANGO-AGENDA-DRAFT

Type : pdf

Download

05-05-2022-All-Operators-Letter-Seminar

Type : pdf

Download

ge-2022-0214-amended-order-approving-temporary-waiver

Type : pdf

Download

04-08-2022-All-Operators-Letter

Type : pdf

Download

03-18-2022-All-Operators-Letter-Proposed-Rule-Amendments-MANGO-Spring-Meeting-Grant-Opportunity-Summer-Conference

Type : pdf

Download

PHMSA-Grant-Program-Letter-and-Attachments

Type : pdf

Download

gw-2022-0237-order-creating-repository-file-regarding-review-of-rule

Type : pdf

Download

1-28-2022-Section-114-Rule-Amendments-Staff-Changes-attachments

Type : pdf

Download

MANGO Conference

Agenda-March-2022-MANGO-General-Meeting

Type : pdf

Download

2021

12-29-2021-All-Operators-Letter

Type : pdf

Download

10-08-2021-All-Operators-Letter-GW-2021-0355-Project-Completion-Remote-MANGO-Meetings1634

Type : pdf

Download

Missouri Register 8-2-2021

Type : pdf

Download

08-05-2021-All-Operators-Letter-Rule-Revision-Dura-line-pipe

Type : pdf

Download

06-18-2021 All Operators Letter (PHMSA ADB–2021–01)

Type : pdf

Download

FRNoticeMandate to Update OM Plans to Address Minimizing Leaks 6-10-2021

Type : pdf

Download

gw-2021-0355 notice of workshop and agenda

Type : pdf

Download

05-06-2021-All-Operators-Letter-Case-GW-2021-0355

Type : pdf

Download

Copy-of-gw-2021-0272-staff-request-for-comments

Type : pdf

Download

Copy-of-gw-2021-0272-order-directing-further-response

Type : pdf

Download

Copy-of-GW-2021-0272-order-creating-repository-file-regarding-review-of-rule

Type : pdf

Download

Copy-of-gw-2021-xxxx-staff-motion-to-establish-working-case

Type : pdf

Download

3-23-2021-All-Operators-Letter-GW-2021-0272

Type : pdf

Download

02-17-2021 All Operators Letter (Remote MANGO Meetings)

Type : pdf

Download

5-06-2021-All-Operators-Letter-Case-GW-2021-0355

gw-2021-0355-order-creating-repository-file-regarding-gas-safety

Type : pdf

Download

2020

10-06-2020 All Operators Letter (PHMSA Advisory Bulletins ADB-2020-01; ADB-2020-02, MANGO meeting Agenda)

Type : pdf

Download

09-28-2020-All-Operators-Letter-Remote-MANGO-General-Fall-Meeting-Remote-Operators-Only-Meeting-Spring-MANGO-General-Meeting-Quality-Standards-Staff-Changes

Type : pdf

Download

PAR1901

Type : pdf

Download

NTSB-Recommendations-Silver-Springs-MD-Incident-2020-3-11-2020-PowerPoint

Type : pdf

Download

8-19-2020-All-Operators-Letter-Inside-Meters

Type : pdf

Download

2020-03-12-All-Ops-Letter-Spring-MANGO-Meeting-postponed

Type : pdf

Download

Commission-Order-GE-2020-0297

Type : pdf

Download

03-25-2020-All-Operators-Letter-Expanded-Email-Distribution-Inspection-Status-Temporary-Waiver-from-12S1.B.-COVID-19-Guidance

Type : pdf

Download

2019

2019-08-16-All-Ops-Letter-PSC-Working-Case-Docket-for-Rule-Change-Fall-MANGO-Meeting-Electronic-All-Operators-Letters

Type : pdf

Download

2019-05-02-All-Ops-Letter-MANGO-Conference-Registration-PHMSA-Advisory-Bulletins-PSC-Rules-Unofficial-Version

Type : pdf

Download

2019-01-31-All-Ops-Letter-PSC-Regulation-Changes-Request-for-Anti-drug-and-alcohol-plans-Staff-Changes-MANGO-meeting

Type : pdf

Download

2019-12-19-All-Ops-letter-PSC-rulemaking-transmission-rule-amendments-oversight-of-contractors-end-of-year-notifications

Type : pdf

Download

2017

2017-12-08-All-Ops-Letter-PHMSA-increases-random-drug-testing-rate-and-other-drug-testing-changes-for-2018

Type : pdf

Download

2017-11-22-All-Ops-Letter-Annual-items-Excavator-List-Member-Responsibilities-Regulator-Icing-MANGO-General-Meeting

Type : pdf

Download

2017-10-10-Unofficial-Version-Tansmittal-Letter

Type : pdf

Download

2017-09-15-Fall-MANGO-Meeting-and-Agenda-All-Operators-Letters-PSC-Working-Case-Docket-rule-changes

Type : pdf

Download

2017-07-27-PSC-Rule-Changes-Working-Docket-Farm-Taps-MO-Annual-Report-change-Fall-MANGO-Meeting

Type : pdf

Download

2017-04-14-MANGO-Seminar-MANGO-RTUE-Rule-Change-Status-PHMSA-ADB-2017-01

Type : pdf

Download

2017-02-24-All-Ops-Letter-Change-in-Answering-Service-MANGO-Meeting-dates-Annual-reporting-reminders

Type : pdf

Download

2016

2016-11-21-All-Ops-Letter-Annual-items-Excavator-List-Member-Responsibilities-Regulator-Icing-New-Staff-Rule-Change-Update

Type : pdf

Download

2016-10-20-All-Ops-Letter-DIMP-Final-EFV-rule-Interim-Final-PHMSA-Emergency-Authority-Spring-2017-MANGO-meeting

Type : pdf

Download

2016-09-01-All-Ops-Letter-MANGO-Agenda-Staff-Change

Type : pdf

Download

2016-07-20-All-Ops-Letter-Request-for-OQ-Plans-MANGO-Meeting-Odorizers

Type : pdf

Download

2016-05-17-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2016-03-21-All-Ops-LetterLake-Seminar-New-Staff-Member-MANGO-Board-Member-Ballot

Type : pdf

Download

2016-02-22-All-Ops-Letter-Annual-Reports-MANGO-Meeting-Proposed-Rulemaking

Type : pdf

Download

2016-02-04-All-Ops-Letter-MANGO-Meeting-Proposed-Rulemaking-Staff-Changes

Type : pdf

Download

2015

2015-11-23-All-Ops-Letter-Annual-items-Excavator-List-Member-Responsibilities-Regulator-Icing

Type : pdf

Download

2015-11-23-All-Ops-Letter-Annual-items-Excavator-List-Member-Responsibilities-Regulator-Icing

Type : pdf

Download

2015-9-16-All-Ops-Letter-MANGO-Meeting

Type : pdf

Download

2015-8-4-All-Ops-Letter-MANGO-Meeting

Type : pdf

Download

2015-05-29-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2015-04-27-All-Operators-Letter-Lake-Seminar-Board-Member-Ballot-Resource-Directory-Staff-Changes

Type : pdf

Download

2015-04-27-All-Operators-Letter-Lake-Seminar-Board-Member-Ballot-Resource-Directory-Staff-Changes

Type : pdf

Download

2015-2-24-All-Ops-LetterMANGO-Meeting

Type : pdf

Download

2015-01-22-All-Ops-Letter-MANGO-Meeting-Staff-Change

Type : pdf

Download

2012

2012-12-17-All-Ops-Letter-New-Staff-member-Annual-items-Excavator-list-Member-Responsibilities-Telephone-List-Regulator-Icing

Type : pdf

Download

2012-09-13-All-Ops-Letter-MANGO-Meeting-Tapping-Tees-Telephone-List-Mechanicl-Fitting-Reports

Type : pdf

Download

2012-07-11-All-Ops-Letter-Proposed-Rulemaking

Type : pdf

Download

2012-07-11-All-Ops-Letter-Proposed-Rulemaking

Type : pdf

Download

2012-06-19-All-Ops-Letter-Proposed-Rulemaking-OPID-Validation-Lake-Seminar

Type : pdf

Download

2012-05-25-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2012-03-23-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2012-03-06-All-Ops-Letter-MANGO-Meeting-Mechanical-Fitting-Leaks-Reminder

Type : pdf

Download

2012-01-27-All-Ops-Letter-MANGO-Meeting-boring-safety-meetings

Type : pdf

Download

2011

2011-12-23-All-Ops-Letter-New-Staff-members-Annual-items-Excavator-list-Member-Responsibilities-Telephone-List

Type : pdf

Download

2011-12-09-All-Ops-Letter-Drisco-8000-plastic-pipe-doc

Type : pdf

Download

2011-11-22-All-Ops-Letter-Welding-qualifications-mutually-agreed-in-RSMO-319-and-ice-2

Type : pdf

Download

2011-09-20-All-Ops-Letter-MANGO-Meeting-PHMSA-Stuff-Telephone-List

Type : pdf

Download

2011-07-06-All-Ops-Letter-DIMP-Rule-Public-Awareness-Survey

Type : pdf

Download

2011-05-20-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2011-05-06-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2011-03-31Transmission-annual-reports-and-PHMSA-advisory-bulletin

Type : pdf

Download

2011-02-18-All-Ops-Letter-Regulator-Icing-and-PHMSA-Online-Reporting

Type : pdf

Download

2011-01-18-All-Ops-Letter-Public-Awareness-Surveys

Type : pdf

Download

2011-01-13-All-Ops-Letter-PHMSA-Reports

Type : pdf

Download

2011-01-07-All-Ops-Letter-Annual-items-excavator-list-Member-Responsibilities

Type : pdf

Download

2011-01-07-All-Ops-Letter-Annual-items-excavator-list-Member-Responsibilities

Type : pdf

Download

2010

2010-12-30-All-Trans-Ops-Letter-PHMSA-Reports

Type : pdf

Download

2010-12-09-All-Ops-Letter-PHMSA-Reports

Type : pdf

Download

2010-10-18-All-Ops-Letter-MANGO-Meeting

Type : pdf

Download

2010-05-24-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2010-04-16-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2010-03-05-All-Ops-Letter-MANGO-Meeting-APGA-Operations-Conference

Type : pdf

Download

2010-02-17-All-Ops-Letter-March-9-Roundtable-for-Chapter-319-Revision-Project

Type : pdf

Download

2010-01-14-All-Ops-Letter-MANGO-Meeting-DIMP-Rule-Public-Awareness-Survey

Type : pdf

Download

2009

2009-12-18-All-Ops-Letter-Regulator-Icing

Type : pdf

Download

2009-12-04-All-Ops-Letter-Annual-items-excavator-list-Member-Responsibilities

Type : pdf

Download

2009-10-09-All-Ops-Letter-MANGO-Meeting-Telephone-List

Type : pdf

Download

2009-05-21-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2009-04-23-All-Ops-Letter-revised-annual-report-form

Type : pdf

Download

2009-03-24-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2009-01-23-All-Ops-Letter-Excavator-listTelephone-List-MANGO-Meeting-Draft

Type : pdf

Download

2008

2008-12-08-All-Ops-Letter-Annual-items-excavator-list-MANGO-Meeting

Type : pdf

Download

2008-12-2-All-Ops-Letter-Regulator-Icing

Type : pdf

Download

2008-11-03-All-Ops-Letter-Request-for-Master-Meter-Data

Type : pdf

Download

2008-10-28-All-Ops-Letter-Request-for-updated-OM-Manual

Type : pdf

Download

2008-09-30-All-Ops-Letter-MANGO-Meeting-Boring-Guidelines-Draft

Type : pdf

Download

2008-06-09-All-Ops-Letter-Advisory-Bulletin-08-04

Type : pdf

Download

2008-05-15-All-Ops-Letter-Lake-Seminar-and-New-Staff

Type : pdf

Download

2008-04-28-All-Ops-Letter-Safety-regulations

Type : pdf

Download

2008-03-28-All-Ops-Letter-Lake-Seminar

Type : pdf

Download

2008-03-13-All-Ops-Letter-Advisory-Bulletins-08-02-08-03

Type : pdf

Download

2008-02-01-All-Ops-Letter-MANGO-Meeting-OQ-Training-Reminder

Type : pdf

Download

Quick Links

  • Home
  • About Us
  • Photo Gallery
  • News & Events

About us

The Missouri Association of Natural Gas Operators is a nonprofit organization that allows Missouri’s natural gas utilities to work together on important issues like public safety and regulatory activity.

Our Address

2304 W Broadway
#330
Sedalia, Missouri
United States
65301
Sedalia,
MO 65301
Contact us

Copyright © 2026 MANGO

Designed by WPZOOM