**Exhibit 21.1**

**ENBRIDGEENERGY PARTNERS, L.P.Subsidiaries of the Registrant**

| **Company Name**                                  | ** ** | ** ** | ** ** | **State of  Incorporation/  Formation/Organization** |
|---------------------------------------------------|------------|------------|------------|------------------------------------------------------|
| Dufour Petroleum, L.P.                            |       | Delaware   |
| Enbridge Energy,  Limited Partnership             |       | Delaware   |
| Enbridge Gathering (North Texas) L.P.             |       | Texas      |
| Enbridge Gathering  (Texarkana) L.L.C.            |       | Delaware   |
| Enbridge Holdings (Texas  Systems) L.L.C.         |       | Delaware   |
| Enbridge Marketing (East  Texas) L.P.             |       | Delaware   |
| Enbridge Marketing  (North Texas) L.P.            |       | Delaware   |
| Enbridge Marketing  (U.S.) L.L.C.                 |       | Delaware   |
| Enbridge Marketing  (U.S.) L.P.                   |       | Texas      |
| Enbridge Midcoast  Energy, L.P.                   |       | Texas      |
| Enbridge Midcoast  Holdings, L.L.C.               |       | Delaware   |
| Enbridge Midcoast  Limited Holdings, L.L.C.       |       | Delaware   |
| Enbridge Offshore  Pipelines (Seacrest) L.P.      |       | Texas      |
| Enbridge Offshore  Pipelines (UTOS) LLC           |       | Delaware   |
| Enbridge Partners Risk  Management, L.P.          |       | Delaware   |
| Enbridge Pipelines  (Alabama Gathering) L.L.C.    |       | Alabama    |
| Enbridge Pipelines  (Alabama Intrastate) L.L.C.   |       | Alabama    |
| Enbridge Pipelines  (AlaTenn) L.L.C.              |       | Alabama    |
| Enbridge Pipelines  (Bamagas Intrastate) L.L.C.   |       | Delaware   |
| Enbridge Pipelines (East  Texas) L.P.             |       | Delaware   |
| Enbridge Pipelines (KPC)                          |       | Kansas     |
| Enbridge Pipelines  (Lakehead) L.L.C.             |       | Delaware   |
| Enbridge Pipelines  (Louisiana Intrastate) L.L.C. |       | Delaware   |
| Enbridge Pipelines  (Louisiana Liquids) L.L.C.    |       | Delaware   |
| Enbridge Pipelines  (Midla) L.L.C.                |       | Delaware   |
| Enbridge Pipelines (NE  Texas) L.P.               |       | Delaware   |
| Enbridge Pipelines (NE  Texas Liquids) L.P.       |       | Delaware   |
| Enbridge Pipelines  (North Dakota) LLC            |       | Delaware   |
| Enbridge Pipelines  (North Texas) L.P.            |       | Texas      |
| Enbridge Pipelines  (Ozark) L.L.C.                |       | Delaware   |
| Enbridge Pipelines  (SIGCO Intrastate) L.L.C.     |       | Delaware   |
| Enbridge Pipelines  (Tennessee River) L.L.C.      |       | Alabama    |
| Enbridge Pipelines  (Texas Gathering) L.P.        |       | Delaware   |
| Enbridge Pipelines  (Texas Intrastate) L.P.       |       | Texas      |
| Enbridge Processing  (Mississippi) L.L.C.         |       | Delaware   |
| H&W Pipeline, L.L.C.                          |       | Alabama    |
| Mid Louisiana Gas  Transmission, L.L.C.           |       | Delaware   |
| Midcoast Holdings  No. One, L.L.C.           |       | Delaware   |
| Midcoast Kansas General  Partner, L.L.C.          |       | Delaware   |
| Midcoast Kansas  Pipeline, L.L.C.                 |       | Delaware   |
| Nugget Drilling  Corporation                      |       | Minnesota  |
| Tri-State Holdings, LLC                           |       | Michigan   |

 

 

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