You do not set a record or an all-time record. Also, there is no such thing as a record first. It is simply a record. Dispute is to argue. Also, rebut means to answer or dispute.
Sewerage is the system to carry away sewage.
Since refers to a period of time, either continuous or unbroken. Because gives a reason or cause. Both are vague. Only the weather can do the latter. THEN Than is a conjunction of comparison.