Term
• What is the difference between the riparian doctrine and prior appropriation? |
|
Definition
Riparian Doctrine: For the, ‘wet,’ eastern states. Ownership of land along water determines right to ‘reasonable’ use of water. During a shortage all water users decrease use. Live adjacent to water have rights to it. Prior Appropriation Doctrine: ‘Dry’ western states. Date of first appropriation for ‘beneficial’ use gives seniority. During shortage water rights allocated in order of priority. Senior rights are fully satisfied before junior rights get water. |
|
|
Term
• Tributary groundwater in Colorado water law is groundwater from what type of aquifer? |
|
Definition
Tributary Groundwater: Groundwater with direct connection to stream. Colorado water law the prior appropriation doctrine for surface water and tributary groundwater. |
|
|
Term
• What are some beneficial uses of water, as defined by Colorado water law? |
|
Definition
Agricultural, municipal, domestic, commercial, and flood control. Newer beneficial use: fish and wildlife, nature centers, mined land reclamation, recreational flows, instream flows. |
|
|
Term
|
Definition
Surface and subsurface water that leaves the field following application of irrigation water. While irrigation return flows is a point source, they are expressly exempted from permit requirements under the Clean Water Act. |
|
|
Term
• What is an interstate compact? |
|
Definition
Agreements with other states regarding the amount of water each state may use. |
|
|
Term
• Name three types of federal reserve water rights. |
|
Definition
Tribal Reservations: Implied priority to water that was unappropriated when reservation was created. National Parks, Monuments Wild and Scenic Rivers Act |
|
|
Term
• What is the difference between point and nonpoint source pollution? |
|
Definition
Point Source: Effluent discharge at a well-defined point such as a pipe or channel. Non-Point Source: Pollutants distributed throughout the landscape and mobilized via storm water runoff or infiltration into groundwater. |
|
|
Term
• Of the two types of pollution listed above, which requires an NPDES permit? Which requires a TMDL plan? |
|
Definition
NPDES Permit: Point Source Discharges. TMDL Plan: Point and nonpoint sources. |
|
|
Term
• As water travels through an unlined ditch, what factors may cause water loss from the ditch? |
|
Definition
|
|
Term
• What are advantages and disadvantages of constructing dams? |
|
Definition
Dam Advantages: Hydropower, navigation, flood control, water supply, recreation Dam Disadvantages: Habitat destruction, sediment blocking, changes the flow regime, temperature change, evaporation loss. |
|
|
Term
• How does a dam affect stream flow, sediment transport, and water quality? |
|
Definition
Stream Flow: Changes timing of river flow, and can stop floods. Sediment Transport: Blocks sediments. Water Quality: Blocks fish passage. |
|
|