NFGDC Transportation Scheduling System (TSS)
Monthly Operating Procedures Checklist
for all Pool and Imbalance Operators
April 2025
| Calendar Day | Type of Operator | Task Done | Operating Procedure |
| March 31 | PP/MP | Existing Business Parties submit “Market Pool/Production Pool Request Form” for New Pools for May 2025. | |
| Any | MP | JDN, RSH and REX changes for PA DMT market pools must be completed by 10 AM ET on day gas flows. | |
| Any | PP | EPPSE changes for NY & PA Daily production pools must be completed by 10 AM ET on day gas flows. | |
| 7 | PP | Gas Delivery Order Code, Excess Allocation Code and EPPSE for NY Daily production pools delivering to monthly market pools must be completed for prior month. | |
| 7 | PP | Gas Delivery Order Code, Excess Allocation Code and EPPSE for NY & PA monthly production pools delivering to monthly market pools must be completed for prior month. | |
| 10 | PP/MP/AG | External Administrator updates all information for contacts in TSS (TSS shortcut: ECNTM). | |
| 11 /1 | PP/MP | Transportation Services notifies via E-mail & Web posting that monthly statement files & imbalances for MARCH 2025 are available. | |
| 11 /1 | AG | Imbalances for MARCH 2025 posted by Transportation Services. | |
| 14 /1 | AG | Trading begins (2-trading sessions per day for 3-business days). | |
| 16 /1 | AG | Trading ends at 4 PM ET. | |
| 17 | PP | Wait for Email notification from Transportation Services that Production Pool setup can begin. | |
| 21 /2 | PP/MP/AG | Add Month: MAY, 2025 Verify and/or modify end-users (NY & PA DMT only), production meters, and NY SC 16 Group setup – Deadline: by 12 NOON ET. | |
| 22 | PP/MP | Transportation Services Runs Validation Processes for : MAY, 2025. | |
| 23 | PP/MP/AG | ADDQ’s and PDQ’s for: MAY, 2025 are available in TSS. | |
| 23 | PP | Production Pool Operators perform PSI Maintenance including list of Market Pools(s). | |
| 30 | PP/MP/AG | ADDQ and PDQ Modification Requests for: MAY 1, 2025 are due by: 1:15 PM ET. | |
| 30 | AG | Perform final check of ADDQ’s for: MAY 1, 2025 required deliveries. | |
| 30 | PP/MP/AG | First-of-the-month nominations are due for: MAY 1, 2025. |
| OPERATOR KEY: | |
| AG | Aggregation Group Operators |
| MP | Market Pool Operators |
| PP | Production Pool Operators |
| / FOOTNOTES:1) Day subject to change depending on processing schedule. 2) Pool Setups:
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