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Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator

Easily calculate and compute mine open-pit dewatering well drawdown cone (theis equation) calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
11.14 m

Piezometric Water Level Drawdown (s)

Piezometric Water Level Drawdown (s)

11.14 m

Water Level Drawdown Meters

11.142001796615096

Theis Well Function W U

8.750907747632565

Theis U Parameter

0.00008888888888888889

Pumping Rate M3 Per Day

2400

11.14 — m

Calculation Breakdown

  1. Applied FormulaModels groundwater drawdown cones (s in meters) surrounding open-pit mine perimeter dewatering wells using the transient Theis well hydraulics solution for confined and unconfined aquifers.s(r, t) = \frac{Q}{4 \pi T} W(u), \quad u = \frac{r^2 S}{4 T t}

Mine Dewatering Drawdown Cone Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.02.85.68.411Piezometric Water Level Drawdown (s)

What Is the Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator?

The Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator computes results using established domain formulas, verified conversion factors, and user-entered parameters.

How Does the Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator Work?

Models groundwater drawdown cones (s in meters) surrounding open-pit mine perimeter dewatering wells using the transient Theis well hydraulics solution for confined and unconfined aquifers.

Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

s(r,t)=Q4πTW(u),u=r2S4Tts(r, t) = \frac{Q}{4 \pi T} W(u), \quad u = \frac{r^2 S}{4 T t}

Models groundwater drawdown cones (s in meters) surrounding open-pit mine perimeter dewatering wells using the transient Theis well hydraulics solution for confined and unconfined aquifers.

How to Use the Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Mine Open-Pit Dewatering Well Drawdown Cone (Theis Equation) Calculator Example

Input Values:

pumpingRateM3PerDay:2400
aquiferTransmissivityM2PerDay:150
aquiferStorativity:0.0005
distanceFromWellM:80
pumpingDurationDays:60
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required m.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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