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<br />
<br />The annual delivery at the NIB is approximately 1,360,000 acre-feet annually (Minute 242).
<br />The minimum and maximum water flow rates in cfs and the corresponding acre-feet for
<br />delivery to Mexico at the NIB are shown in Table 3.
<br />
<br />Table 3. Minimum and maximum flow rates for the delivery of water to Mexico at the NIB
<br />
<br />Month Minimum Maximum
<br /> (cfs and acre-feet) (cfs and acre-feet)
<br />January 900 I 55,340 5,500 I 338,187
<br />February 900 149,984 5,500 I 305,459
<br />March 1,500 I 92,233 5,.500 I 338,187
<br />April 1,500 I 89,258 5,500 I 327,278
<br />May 1,500 I 92,233 5,500 I 338,187
<br />June 1,500 I 89,258 5,500 I 327,278
<br />July 1,500 192,233 5,500 I 338,187
<br />August 1,500 192,233 5,500 I 338,187
<br />September 1,500 I 89,258 5,500 I 327,278
<br />October 900 I 55,340 5,500 I 338,187
<br />November 900 155,546 5,500 I 327,278
<br />December 900 155,340 5,500 I 338,187
<br />
<br />S. Water Delivery to Mexico at the Land Boundary near San Luis,
<br />Sonora
<br />
<br />The flow rate for the delivery of Colorado River water at the land boundary near San Luis is
<br />discussed in the Mexican Water Treaty of 1944. Article 15, Schedule I of the treaty states in
<br />part:
<br />
<br />"Should deliveries of water be made at a point on the land boundary near San
<br />Luis, Sonora, as provided in Article 11, such deliveries shall be made under a
<br />sub-schedule to be formulated and furnished by the Mexican Section [IBWC].
<br />The quantities and monthly rates of deliveries under such sub-schedule shall be
<br />in proportion to those specified for Schedule I, unless otherwise agreed upon
<br />by the [IBWC] Commission."
<br />
<br />Article 15, Schedule II, paragraph B of the treaty states in part:
<br />
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