Consumer Assistance | Energy | Telecom | Warehouse | Commission Actions | Miscellaneous

Tariffs | previous page


Natural Gas Tariffs

* Please note that these tariffs are subject to change. We make every attempt possible to keep these tariffs current, but the tariffs listed below may not be the currently effective tariff. If you have a question about a tariff listed below, please call the South Dakota Public Utilities Commission at 605-773-3201 and we can verify whether that tariff is correct.

MidAmerican Energy     Montana-Dakota Utilities
NorthWestern Energy     South Dakota Intrastate Pipeline

MidAmerican Energy Company

Title Sheet

Section 1

Section 2

Section 3

  • Small Volume Service (Sheet Nos. 1, 2, 3)
  • Medium Volume Service (Sheet Nos. 4, 5, 6)
  • Large Volume Service (Sheet Nos. 7, 8, 9, 10, 11, 12, 13, 14, 15)
  • Small Volume Interruptible Gas Service (Sheet Nos. 16, 17, 18, 19, 20, 21)
  • Large Volume Interruptible Gas Service (Sheet Nos. 22, 23, 24, 25, 26, 27)
  • Small Seasonal Gas Service (Sheet Nos. 28, 29, 30)
  • Large Seasonal Gas Service (Sheet Nos. 31, 32, 33)
  • Competitive Pricing Sales or Transportation Service (Sheet Nos. 34, 35)
  • Monthly Metered Transportation Service (Sheet Nos. 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49)
  • System Gas Service (Sheet No. 50)
  • Transportation of Customer-Owned Gas (Sheet Nos. 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67)
  • Cost of Purchased Gas Adjustment (Sheet Nos. 68, 69, 70)
  • BTU Adjustment Clause (Sheet No. 71)
  • Energy Efficiency Cost Recovery (Sheet No. 72)
  • Incremental Expansion Surcharge Adjustment (Sheet No. 73)
  • Gas Tax Adjustment Clause (Sheet No. 74)
  • Excess Facilities (Sheet Nos. 75, 76)
  • Daily Balancing of Customer-Owned Volumes (Sheet Nos. 77, 78, 79, 80, 81, 82, 83)
  • Transportation Optional Balancing Services (Sheet Nos. 84, 85, 86, 87, 88)
  • Pipeline Demand Rider (Sheet Nos. 89, 90)
  • Weekend Service Rider (Sheet No. 91)
  • Section 4

    Section 5

    Section 6

    Cancelled Tariff Sheets (Not available to the public)

    Montana-Dakota Utilities

    Section 1

    Section 2

    Section 3

  • Sheet 1
  • Sheet 2
  • Sheet 2.1
  • Sheet 3 - Reserved for Future Use
  • Sheet 4 - Reserved for Future Use
  • Sheet 5
  • Sheet 5.1
  • Sheet 7
  • Sheet 7.1
  • Sheet 8 - Reserved for Future Use
  • Sheet 9 - Reserved for Future Use
  • Sheet 10 - Reserved for Future Use
  • Sheet 11
  • Sheet 11.1
  • Sheet 12
  • Sheet 12.1
  • Sheet 12.2
  • Sheet 13
  • Sheet 13.1
  • Sheet 14 - Reserved for Future Use
  • Sheet 15 - Reserved for Future Use
  • Sheet 16 - Reserved for Future Use
  • Sheet 17
  • Sheet 17.1
  • Sheet 18 - Reserved for Future Use
  • Sheet 19 - Reserved for Future Use
  • Sheet 20 - Reserved for Future Use
  • Sheet 21 - Reserved for Future Use
  • Sheet 22
  • Sheet 22.1
  • Sheet 22.2
  • Sheet 22.3
  • Sheet 22.4
  • Sheet 22.5
  • Sheet 22.6
  • Sheet 22.7
  • Sheet 22.8
  • Sheet 23 - Reserved for Future Use
  • Sheet 24 - Reserved for Future Use
  • Sheet 25 - Reserved for Future Use
  • Sheet 26
  • Sheet 26.1
  • Sheet 26.2
  • Sheet 27
  • Sheet 27.1
  • Sheet 27.2
  • Sheet 27.3
  • Sheet 27.4
  • Sheet 27.5
  • Sheet 27.6
  • Sheet 27.7
  • Sheet 28
  • Sheet 28.1
  • Sheet 29
  • Sheet 29.1
  • Sheet 29.2
  • Sheet 29.3
  • Sheet 29.4
  • Sheet 29.5
  • Sheet 30
  • Sheet 30.1
  • Sheet 30.2
  • Sheet 30.3
  • Sheet 30.4
  • Sheet 30.5
  • Sheet 31
  • Section 4

    Section 5

  • Sheet 1
  • Sheet 1.1
  • Sheet 1.2
  • Sheet 1.3
  • Sheet 1.4
  • Sheet 1.5
  • Sheet 1.6
  • Sheet 1.7
  • Sheet 1.8
  • Sheet 1.9
  • Sheet 1.10
  • Sheet 1.11
  • Sheet 1.12
  • Sheet 1.13
  • Sheet 1.14
  • Sheet 1.15
  • Sheet 1.16
  • Sheet 1.17
  • Sheet 1.18
  • Sheet 1.19
  • Sheet 2 - Reserved for Future Use
  • Sheet 3
  • Sheet 4 - Reserved for Future Use
  • Sheet 5 - Reserved for Future Use
  • Sheet 6 - Reserved for Future Use
  • Sheet 7 - Reserved for Future Use
  • Sheet 8 - Reserved for Future Use
  • Sheet 9 - Reserved for Future Use
  • Sheet 10 - Reserved for Future Use
  • Sheet 11 - Reserved for Future Use
  • Sheet 12 - Reserved for Future Use
  • Sheet 13 - Reserved for Future Use
  • Sheet 14 - Reserved for Future Use
  • Sheet 15 - Reserved for Future Use
  • Sheet 16 - Reserved for Future Use
  • Sheet 17 - Reserved for Future Use
  • Sheet 18 - Reserved for Future Use
  • Sheet 19
  • Sheet 19.1
  • Sheet 20
  • Sheet 20.1
  • Sheet 20.2
  • Sheet 20.3
  • Sheet 20.4
  • Sheet 20.5
  • Sheet 21 - Reserved for Future Use
  • Sheet 22 - Reserved for Future Use
  • Sheet 23 - Reserved for Future Use
  • Sheet 24
  • Sheet 25 - Reserved for Future Use
  • Sheet 26 - Reserved for Future Use
  • Sheet 27 - Reserved for Future Use
  • Sheet 28 - Reserved for Future Use
  • Sheet 29 - Reserved for Future Use
  • Sheet 30 - Reserved for Future Use
  • Sheet 31 - Reserved for Future Use
  • Sheet 32 - Reserved for Future Use
  • Sheet 33 - Reserved for Future Use
  • Sheet 34
  • Sheet 34.1
  • Sheet 34.2
  • Sheet 34.3
  • Section 6

    Cancelled Tariff Sheets (Not available to the public)

    NorthWestern Energy (NorthWestern Public Service Co.)

    Title Sheet

    Section 1

    Section 2

    Section 3

  • Residential Gas Service Firm Sales Rate No. 81 (Sheet No. 1)
  • NNG Farm Tap Customers Firm Sales Rate No. 81M (Sheet No. 1.1)
  • Sheet Left Intentionally Blank (Sheet No. 1.2)
  • General Gas Service Firm Sales Rate No. 82 (Sheet No. 2)
  • Sheet Left Intentionally Blank (Sheet Nos. 2.1, 2.2, 2.3)
  • Commercial and Industrial Firm Sales Rate No. 84 (Sheet Nos. 3.1, 3.2, 3.3)
  • Sheet Left Intentionally Blank (Sheet No. 3.4)
  • Commercial and Industrial Interruptible Sales Service Rate No. 85 (Sheet. Nos. 4.1, 4.2)
  • Sheet Left Intentionally Blank (Sheet No. 4.3)
  • Commercial and Industrial Interruptible Sales Service Rate No. 85FAM (Sheet No. 4.4)
  • Sheet Left Intentionally Blank (Sheet No. 5)
  • Commercial and Industrial Contract Sales Service Rate No. 86 (Sheet Nos. 5.1, 5.2, 5.3, 5.4, 5.5)
  • Gas Transportation Service Rate 87 (Sheet Nos. 6.1, 6.2, 6.3, 6.3A, 6.4, 6.4A, 6.5, 6.5A, 6.6, 6.7, 6.8, 6.9, 6.10, 6.11, 6.12, 6.13)
  • Sheet Intentionally Left Blank (Sheet No. 7)
  • Extended Service Rider Rate No. ESR (Sheet No. 8)
  • Adjustment Clause (Sheet Nos. 9, 9a, 9b)
  • Sheet Intentionally Left Blank (Sheet No. 9c)
  • Tax Adjustment Clause (Sheet No. 10)
  • Energy Efficiency Adjustment (Sheet No. 11)
  • Sheet Intentionally Left Blank (Sheet No. 11a)
  • BTU Adjustment Clause (Sheet Nos. 12, 12a)
  • Temporary Retention Service Rider Rate No. TRS (Sheet No. 13.1)
  • Section 4

    Section 5

    Section 6

    Cancelled Tariff Sheets (Not available to the public)

    South Dakota Intrastate Pipeline Co.