**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 G & P (North Texas) L.P.            |       | Texas                                               |       |
| Enbridge Gathering (North Texas) L.P.            |       | Texas                                               |       |
| Enbridge Gathering (Texarkana) L.P.              |       | 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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