Form of Subscription Rights Certificate

RIGHTS CERTIFICATE #:

Chief Executive Officer

Executive Vice President, Chief Legal Officer

and Corporate Secretary

FORM 1-EXERCISE OF SUBSCRIPTION RIGHTS

To subscribe for shares pursuant to your Basic Subscription Right, please complete lines (a) and (c) and sign under Form 3 below. To subscribe for Over-Subscription Shares pursuant to the Over-Subscription Privilege, please complete lines (b) and (c) below. To the extent you subscribe for more shares than you are entitled under the Basic Subscription Right or Over-Subscription Privilege, you will be deemed to have elected to purchase the maximum number of shares for which you are entitled to subscribe under the Subscription Right or Over-Subscription Privilege, if applicable.

(a) EXERCISE OF BASIC SUBSCRIPTION RIGHT:

I subscribe for                      shares x $ 9.61 = $                    

(amount enclosed)                

(b) EXERCISE OF OVER-SUBSCRIPTION RIGHTS

If you exercised your Basic Subscription Right in full and wish to purchase additional shares pursuant to your Over-Subscription Privilege:

I subscribe for                      additional shares x $ 9.61 = $                     (amount enclosed).

(c) Total Amount of Payment Enclosed = $                    

METHOD OF PAYMENT (CHECK ONE)

☐   Check or bank draft payable to “American Stock Transfer & Trust Company, LLC, as Subscription Agent”

☐   Wire transfer of immediately available funds directly to the account maintained by American Stock Transfer & Trust Company, LLC, as Subscription Agent for purposes of accepting subscriptions in this Rights Offering at JPMorgan Chase Bank, 55 Water Street, New York, New York 10005, ABA #021000021, Account # 530-354616 American Stock Transfer FBO Nuverra Environmental Solutions, Inc., with reference to the rights holder’s name.

FORM 2 – DELIVERY TO DIFFERENT ADDRESS

If you wish for the Common Stock underlying your subscription rights, to be delivered to an address different from that shown on the face of this Subscription Rights Certificate, please enter the alternate address below, sign under Form 3 and have your signature guaranteed under Form 4.

FORM 3-SIGNATURE

TO SUBSCRIBE: I acknowledge that I have received the Prospectus for this Rights Offering and I hereby irrevocably subscribe for the number of shares indicated above on the terms and conditions specified in the Prospectus.

Signature(s):                                                                                       

IMPORTANT: The signature(s) must correspond with the name(s) as printed on the reverse of this Subscription Rights Certificate in every particular, without alteration or enlargement, or any other change whatsoever.

FORM 4-SIGNATURE GUARANTEE

This form must be completed if you have completed any portion of Form 2.

Signature Guaranteed:                                                                     

        (Name of Bank or Firm)

By:                                                                                                     

        (Signature of Officer

IMPORTANT: The signature(s) should be guaranteed by an eligible guarantor institution (bank, stock broker, savings & loan association or credit union) with membership in an approved signature guarantee medallion program pursuant to Securities and Exchange Commission Rule 17Ad-15.