SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* ArcLight Capital Partners, LLC (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Enable Midstream Partners, LP [ ENBL ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 05/23/2017
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Units representing limited partners interests	05/23/2017		S		18,393	D	$16.3(3)	43,291,469	I(1)(2)	See Footnotes(1)(2)
Common Units representing limited partners interests	05/24/2017		S		12,105	D	$16.22(4)	43,279,364	I(1)(2)	See Footnotes(1)(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* ArcLight Capital Partners, LLC (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* ArcLight Capital Holdings, LLC (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* Bronco Midstream Infrastructure, LLC (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* Enogex Holdings LLC (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* ArcLight Energy Partners Fund IV LP (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* ARCLIGHT ENERGY PARTNERS FUND V, L.P. (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* Bronco Midstream Partners, L.P. (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

1. Name and Address of Reporting Person* Revers Daniel R (Last) (First) (Middle) 200 CLARENDON STREET 55TH FLOOR (Street) BOSTON MA 02117 (City) (State) (Zip)

Explanation of Responses:

1. This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

2. The Common Units are held directly by Bronco Infrastructure. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

3. The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.15 to $16.43, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

4. The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.10 to $16.35, inclusive.

	ARCLIGHT CAPITAL PARTNERS, LLC By: /s/ Daniel R. Revers Daniel R. Revers, Managing Partner	05/25/2017
	ARCLIGHT CAPITAL HOLDINGS, LLC By: /s/ Daniel R. Revers Daniel R. Revers, Manager	05/25/2017
	BRONCO MIDSTREAM INFRASTRUCTURE, LLC By: /s/ Daniel R. Revers Daniel R. Revers, President	05/25/2017
	ENOGEX HOLDINGS LLC By: /s/ Daniel R. Revers Daniel R. Revers, President	05/25/2017
	ARCLIGHT ENERGY FUND IV, L.P. By: ArcLight PEF GP IV, LLC, its general partner By: ArcLight Capital Holdings, LLC, its manager By: /s/ Daniel R. Revers Daniel R. Revers, Managing Partner	05/25/2017
	ARCLIGHT ENERGY FUND V, L.P. By: ArcLight PEF GP V, LLC, its general partner By: ArcLight Capital Holdings, LLC, its manager By: /s/ Daniel R. Revers Daniel R. Revers, Managing Partner	05/25/2017
	BRONCO MIDSTREAM PARTNERS, L.P. By: ArcLight Bronco Partners GP, LLC, its general partner By: /s/ Daniel R. Revers Daniel R. Revers, President	05/25/2017
	/s/ Daniel R. Revers Daniel R. Revers	05/25/2017
	** Signature of Reporting Person	Date
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* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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